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4872901 = 11442991
BaseRepresentation
bin10010100101101011000101
3100011120100211
4102211223011
52221413101
6252235421
756263465
oct22455305
910146324
104872901
1128290a0
12176bb71
131017c97
1490bba5
15663c51
hex4a5ac5

4872901 has 4 divisors (see below), whose sum is σ = 5315904. Its totient is φ = 4429900.

The previous prime is 4872877. The next prime is 4872919. The reversal of 4872901 is 1092784.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4872901 - 213 = 4864709 is a prime.

It is a Smith number, since the sum of its digits (31) 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 (4872961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221485 + ... + 221506.

It is an arithmetic number, because the mean of its divisors is an integer number (1328976).

Almost surely, 24872901 is an apocalyptic number.

It is an amenable number.

4872901 is a deficient number, since it is larger than the sum of its proper divisors (443003).

4872901 is a wasteful number, since it uses less digits than its factorization.

4872901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443002.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 4872901 is about 2207.4648355070. The cubic root of 4872901 is about 169.5362330920.

The spelling of 4872901 in words is "four million, eight hundred seventy-two thousand, nine hundred one".

Divisors: 1 11 442991 4872901