39466660 has 24 divisors (see below), whose sum is σ = 83414520. Its totient is φ = 15684864.

The previous prime is 39466633. The next prime is 39466703. The reversal of 39466660 is 6666493.

It can be written as a sum of positive squares in 4 ways, for example, as 11249316 + 28217344 = 3354^2 + 5312^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3145 + ... + 9424.

It is an arithmetic number, because the mean of its divisors is an integer number (3475605).

Almost surely, 2^39466660 is an apocalyptic number.

It is an amenable number.

39466660 is an abundant number, since it is smaller than the sum of its proper divisors (43947860).

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

39466660 is a wasteful number, since it uses less digits than its factorization.

39466660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12735 (or 12733 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 39466660 is about 6282.2495970791. The cubic root of 39466660 is about 340.4683855954.

The spelling of 39466660 in words is "thirty-nine million, four hundred sixty-six thousand, six hundred sixty".