61333768 has 16 divisors (see below), whose sum is σ = 115120080. Its totient is φ = 30635088.

The previous prime is 61333751. The next prime is 61333771. The reversal of 61333768 is 86733316.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5571 + ... + 12397.

It is an arithmetic number, because the mean of its divisors is an integer number (7195005).

Almost surely, 2^61333768 is an apocalyptic number.

It is an amenable number.

61333768 is a deficient number, since it is larger than the sum of its proper divisors (53786312).

61333768 is a wasteful number, since it uses less digits than its factorization.

61333768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7956 (or 7952 counting only the distinct ones).

The product of its digits is 54432, while the sum is 37.

The square root of 61333768 is about 7831.5878338942. The cubic root of 61333768 is about 394.3663782614.

The spelling of 61333768 in words is "sixty-one million, three hundred thirty-three thousand, seven hundred sixty-eight".