60664040 has 32 divisors (see below), whose sum is σ = 136719360. Its totient is φ = 24225600.

The previous prime is 60664039. The next prime is 60664061. The reversal of 60664040 is 4046606.

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, 40505 + ... + 41975.

It is an arithmetic number, because the mean of its divisors is an integer number (4272480).

Almost surely, 2^60664040 is an apocalyptic number.

It is an amenable number.

60664040 is an abundant number, since it is smaller than the sum of its proper divisors (76055320).

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

60664040 is a wasteful number, since it uses less digits than its factorization.

60664040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513 (or 2509 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 60664040 is about 7788.7123454394. The cubic root of 60664040 is about 392.9257068524.

It can be divided in two parts, 606 and 64040, that added together give a palindrome (64646).

The spelling of 60664040 in words is "sixty million, six hundred sixty-four thousand, forty".