61567952 has 20 divisors (see below), whose sum is σ = 119471520. Its totient is φ = 30736608.

The previous prime is 61567921. The next prime is 61567993. The reversal of 61567952 is 25976516.

It is a super-2 number, since 2×61567952² = 7581225426948608, which contains 22 as substring.

It is a congruent number.

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, 9299 + ... + 14477.

It is an arithmetic number, because the mean of its divisors is an integer number (5973576).

Almost surely, 2^61567952 is an apocalyptic number.

It is an amenable number.

61567952 is a deficient number, since it is larger than the sum of its proper divisors (57903568).

61567952 is a wasteful number, since it uses less digits than its factorization.

61567952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5930 (or 5924 counting only the distinct ones).

The product of its digits is 113400, while the sum is 41.

The square root of 61567952 is about 7846.5248358748. The cubic root of 61567952 is about 394.8676627661.

The spelling of 61567952 in words is "sixty-one million, five hundred sixty-seven thousand, nine hundred fifty-two".