39488656 has 15 divisors (see below), whose sum is σ = 76558003. Its totient is φ = 19731760.

The previous prime is 39488639. The next prime is 39488711. The reversal of 39488656 is 65688493.

It is a happy number.

The square root of 39488656 is 6284.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 24351 + ... + 25921.

Almost surely, 2^39488656 is an apocalyptic number.

39488656 is the 6284-th square number.

It is an amenable number.

39488656 is a deficient number, since it is larger than the sum of its proper divisors (37069347).

39488656 is an frugal number, since it uses more digits than its factorization.

39488656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150 (or 1573 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The cubic root of 39488656 is about 340.5316250635.

Multiplying 39488656 by its sum of digits (49), we get a square (1934944144 = 43988²).

The spelling of 39488656 in words is "thirty-nine million, four hundred eighty-eight thousand, six hundred fifty-six".