61162216 has 16 divisors (see below), whose sum is σ = 120715200. Its totient is φ = 28971504.

The previous prime is 61162187. The next prime is 61162259. The reversal of 61162216 is 61226116.

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, 201040 + ... + 201343.

It is an arithmetic number, because the mean of its divisors is an integer number (7544700).

Almost surely, 2^61162216 is an apocalyptic number.

It is an amenable number.

61162216 is a deficient number, since it is larger than the sum of its proper divisors (59552984).

61162216 is a wasteful number, since it uses less digits than its factorization.

61162216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402408 (or 402404 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 61162216 is about 7820.6275962994. The cubic root of 61162216 is about 393.9983508911.

The spelling of 61162216 in words is "sixty-one million, one hundred sixty-two thousand, two hundred sixteen".