61057576 has 16 divisors (see below), whose sum is σ = 115596000. Its totient is φ = 30231984.

The previous prime is 61057573. The next prime is 61057597. The reversal of 61057576 is 67575016.

It is not an unprimeable number, because it can be changed into a prime (61057573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36226 + ... + 37873.

It is an arithmetic number, because the mean of its divisors is an integer number (7224750).

Almost surely, 2^61057576 is an apocalyptic number.

It is an amenable number.

61057576 is a deficient number, since it is larger than the sum of its proper divisors (54538424).

61057576 is a wasteful number, since it uses less digits than its factorization.

61057576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74208 (or 74204 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 61057576 is about 7813.9347322588. The cubic root of 61057576 is about 393.7735306002.

The spelling of 61057576 in words is "sixty-one million, fifty-seven thousand, five hundred seventy-six".