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2874004782 = 231143545527
BaseRepresentation
bin1010101101001101…
…1101010100101110
321102021221120101120
42223103131110232
521341221123112
61153103521410
7131135431455
oct25323352456
97367846346
102874004782
111245334370
126825b9266
1336a56b85c
141d39a9b9c
1511c4a6e8c
hexab4dd52e

2874004782 has 16 divisors (see below), whose sum is σ = 6270556032. Its totient is φ = 870910520.

The previous prime is 2874004781. The next prime is 2874004787.

2874004782 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2874004781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21772698 + ... + 21772829.

It is an arithmetic number, because the mean of its divisors is an integer number (391909752).

Almost surely, 22874004782 is an apocalyptic number.

2874004782 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2874004782 is an abundant number, since it is smaller than the sum of its proper divisors (3396551250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2874004782 is a wasteful number, since it uses less digits than its factorization.

2874004782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43545543.

The product of its (nonzero) digits is 200704, while the sum is 42.

The square root of 2874004782 is about 53609.7452148394. The cubic root of 2874004782 is about 1421.7693975056.

The spelling of 2874004782 in words is "two billion, eight hundred seventy-four million, four thousand, seven hundred eighty-two".

Divisors: 1 2 3 6 11 22 33 66 43545527 87091054 130636581 261273162 479000797 958001594 1437002391 2874004782