61183896 has 32 divisors (see below), whose sum is σ = 153173040. Its totient is φ = 20366208.

The previous prime is 61183891. The next prime is 61183921. The reversal of 61183896 is 69838116.

It is a zygodrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61183891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22650 + ... + 25206.

Almost surely, 2^61183896 is an apocalyptic number.

It is an amenable number.

61183896 is an abundant number, since it is smaller than the sum of its proper divisors (91989144).

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

61183896 is a wasteful number, since it uses less digits than its factorization.

61183896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563 (or 3559 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 61183896 is about 7822.0135515096. The cubic root of 61183896 is about 394.0448985569.

The spelling of 61183896 in words is "sixty-one million, one hundred eighty-three thousand, eight hundred ninety-six".