61162536 has 32 divisors (see below), whose sum is σ = 153135360. Its totient is φ = 20356992.

The previous prime is 61162513. The next prime is 61162547. The reversal of 61162536 is 63526116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19236 + ... + 22188.

It is an arithmetic number, because the mean of its divisors is an integer number (4785480).

Almost surely, 2^61162536 is an apocalyptic number.

It is an amenable number.

61162536 is an abundant number, since it is smaller than the sum of its proper divisors (91972824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61162536 is a wasteful number, since it uses less digits than its factorization.

61162536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825 (or 3821 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 61162536 is about 7820.6480549888. The cubic root of 61162536 is about 393.9990380215. Note that the first 3 decimals are identical.

The spelling of 61162536 in words is "sixty-one million, one hundred sixty-two thousand, five hundred thirty-six".