53611976 has 16 divisors (see below), whose sum is σ = 109661040. Its totient is φ = 24369040.

The previous prime is 53611973. The next prime is 53612021. The reversal of 53611976 is 67911635.

It is not an unprimeable number, because it can be changed into a prime (53611973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304526 + ... + 304701.

It is an arithmetic number, because the mean of its divisors is an integer number (6853815).

Almost surely, 2^53611976 is an apocalyptic number.

It is an amenable number.

53611976 is an abundant number, since it is smaller than the sum of its proper divisors (56049064).

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

53611976 is a wasteful number, since it uses less digits than its factorization.

53611976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609244 (or 609240 counting only the distinct ones).

The product of its digits is 34020, while the sum is 38.

The square root of 53611976 is about 7322.0199398800. The cubic root of 53611976 is about 377.0688052059.

It can be divided in two parts, 5361 and 1976, that added together give a palindrome (7337).

The spelling of 53611976 in words is "fifty-three million, six hundred eleven thousand, nine hundred seventy-six".