61598956 has 24 divisors (see below), whose sum is σ = 114413040. Its totient is φ = 28918272.

The previous prime is 61598903. The next prime is 61598981. The reversal of 61598956 is 65989516.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 37480 + ... + 39088.

It is an arithmetic number, because the mean of its divisors is an integer number (4767210).

Almost surely, 2^61598956 is an apocalyptic number.

It is an amenable number.

61598956 is a deficient number, since it is larger than the sum of its proper divisors (52814084).

61598956 is a wasteful number, since it uses less digits than its factorization.

61598956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193 (or 2191 counting only the distinct ones).

The product of its digits is 583200, while the sum is 49.

The square root of 61598956 is about 7848.5002388991. The cubic root of 61598956 is about 394.9339332970.

The spelling of 61598956 in words is "sixty-one million, five hundred ninety-eight thousand, nine hundred fifty-six".