60664534 has 48 divisors (see below), whose sum is σ = 114468768. Its totient is φ = 23521536.

The previous prime is 60664481. The next prime is 60664537. The reversal of 60664534 is 43546606.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 60664534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60664537) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 730857 + ... + 730939.

It is an arithmetic number, because the mean of its divisors is an integer number (2384766).

Almost surely, 2^60664534 is an apocalyptic number.

60664534 is a deficient number, since it is larger than the sum of its proper divisors (53804234).

60664534 is a wasteful number, since it uses less digits than its factorization.

60664534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 60664534 is about 7788.7440579339. The cubic root of 60664534 is about 392.9267734083.

The spelling of 60664534 in words is "sixty million, six hundred sixty-four thousand, five hundred thirty-four".