3446579520 has 84 divisors (see below), whose sum is σ = 11854807380. Its totient is φ = 919087104.

The previous prime is 3446579491. The next prime is 3446579561. The reversal of 3446579520 is 259756443.

3446579520 is a `hidden beast` number, since 34 + 46 + 57 + 9 + 520 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1204367616 + 2242211904 = 34704^2 + 47352^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595485 + ... + 601244.

Almost surely, 2^3446579520 is an apocalyptic number.

3446579520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3446579520 is an abundant number, since it is smaller than the sum of its proper divisors (8408227860).

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

3446579520 is a wasteful number, since it uses less digits than its factorization.

3446579520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196752 (or 1196739 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The square root of 3446579520 is about 58707.5763424109. The cubic root of 3446579520 is about 1510.5302758722.

The spelling of 3446579520 in words is "three billion, four hundred forty-six million, five hundred seventy-nine thousand, five hundred twenty".