3479988012 has 12 divisors (see below), whose sum is σ = 8119972056. Its totient is φ = 1159996000.

The previous prime is 3479988011. The next prime is 3479988089. The reversal of 3479988012 is 2108899743.

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

It is a super-2 number, since 2×3479988012² = 24220633127327424288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3479988011) 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, 144999489 + ... + 144999512.

It is an arithmetic number, because the mean of its divisors is an integer number (676664338).

Almost surely, 2^3479988012 is an apocalyptic number.

It is an amenable number.

3479988012 is an abundant number, since it is smaller than the sum of its proper divisors (4639984044).

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

3479988012 is a wasteful number, since it uses less digits than its factorization.

3479988012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289999008 (or 289999006 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 3479988012 is about 58991.4232071070. The cubic root of 3479988012 is about 1515.3952302393.

The spelling of 3479988012 in words is "three billion, four hundred seventy-nine million, nine hundred eighty-eight thousand, twelve".