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4912072 = 231155819
BaseRepresentation
bin10010101111001111001000
3100020120002121
4102233033020
52224141242
6253141024
756515624
oct22571710
910216077
104912072
112855570
12178a774
13102ca69
1491c184
15670667
hex4af3c8

4912072 has 16 divisors (see below), whose sum is σ = 10047600. Its totient is φ = 2232720.

The previous prime is 4912069. The next prime is 4912073. The reversal of 4912072 is 2702194.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4912073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27822 + ... + 27997.

It is an arithmetic number, because the mean of its divisors is an integer number (627975).

Almost surely, 24912072 is an apocalyptic number.

It is an amenable number.

4912072 is an abundant number, since it is smaller than the sum of its proper divisors (5135528).

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

4912072 is a wasteful number, since it uses less digits than its factorization.

4912072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55836 (or 55832 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 4912072 is about 2216.3194715564. The cubic root of 4912072 is about 169.9892957505.

It can be divided in two parts, 49 and 12072, that added together give a palindrome (12121).

The spelling of 4912072 in words is "four million, nine hundred twelve thousand, seventy-two".

Divisors: 1 2 4 8 11 22 44 88 55819 111638 223276 446552 614009 1228018 2456036 4912072