3906525660 has 36 divisors (see below), whose sum is σ = 10939627608. Its totient is φ = 1041611072.

The previous prime is 3906525617. The next prime is 3906525677. The reversal of 3906525660 is 665256093.

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, 480106 + ... + 488174.

Almost surely, 2^3906525660 is an apocalyptic number.

3906525660 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3906525660 is an abundant number, since it is smaller than the sum of its proper divisors (7033101948).

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

3906525660 is an frugal number, since it uses more digits than its factorization.

3906525660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16150 (or 8079 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 42.

The square root of 3906525660 is about 62502.2052410953. The cubic root of 3906525660 is about 1574.9383578798.

The spelling of 3906525660 in words is "three billion, nine hundred six million, five hundred twenty-five thousand, six hundred sixty".