3520625944 has 16 divisors (see below), whose sum is σ = 7201280520. Its totient is φ = 1600284480.

The previous prime is 3520625873. The next prime is 3520625971. The reversal of 3520625944 is 4495260253.

3520625944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3520625944² = 24789614075131782272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3520625897 and 3520625906.

It is a congruent number.

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, 20003469 + ... + 20003644.

Almost surely, 2^3520625944 is an apocalyptic number.

It is an amenable number.

3520625944 is an abundant number, since it is smaller than the sum of its proper divisors (3680654576).

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

3520625944 is a wasteful number, since it uses less digits than its factorization.

3520625944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40007130 (or 40007126 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 3520625944 is about 59334.8628042570. The cubic root of 3520625944 is about 1521.2711469632.

The spelling of 3520625944 in words is "three billion, five hundred twenty million, six hundred twenty-five thousand, nine hundred forty-four".