3257724012 has 12 divisors (see below), whose sum is σ = 7601356056. Its totient is φ = 1085908000.

The previous prime is 3257723977. The next prime is 3257724037. The reversal of 3257724012 is 2104277523.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3257724012² = 21225531476722752288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135738489 + ... + 135738512.

It is an arithmetic number, because the mean of its divisors is an integer number (633446338).

Almost surely, 2^3257724012 is an apocalyptic number.

It is an amenable number.

3257724012 is an abundant number, since it is smaller than the sum of its proper divisors (4343632044).

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

3257724012 is a wasteful number, since it uses less digits than its factorization.

3257724012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271477008 (or 271477006 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 3257724012 is about 57076.4751189139. The cubic root of 3257724012 is about 1482.4205599233.

The spelling of 3257724012 in words is "three billion, two hundred fifty-seven million, seven hundred twenty-four thousand, twelve".