60997564 has 48 divisors (see below), whose sum is σ = 120814848. Its totient is φ = 26788608.

The previous prime is 60997549. The next prime is 60997567. The reversal of 60997564 is 46579906.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60997567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66799 + ... + 67705.

It is an arithmetic number, because the mean of its divisors is an integer number (2516976).

Almost surely, 2^60997564 is an apocalyptic number.

It is an amenable number.

60997564 is a deficient number, since it is larger than the sum of its proper divisors (59817284).

60997564 is a wasteful number, since it uses less digits than its factorization.

60997564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 992 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 60997564 is about 7810.0937254299. The cubic root of 60997564 is about 393.6444781819.

The spelling of 60997564 in words is "sixty million, nine hundred ninety-seven thousand, five hundred sixty-four".