55535976 has 64 divisors (see below), whose sum is σ = 158054400. Its totient is φ = 18057600.

The previous prime is 55535971. The next prime is 55535981. The reversal of 55535976 is 67953555.

55535976 is a `hidden beast` number, since 5 + 5 + 53 + 597 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (55535971) and next prime (55535981).

It is not an unprimeable number, because it can be changed into a prime (55535971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5721 + ... + 11991.

It is an arithmetic number, because the mean of its divisors is an integer number (2469600).

Almost surely, 2^55535976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55535976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79027200).

55535976 is an abundant number, since it is smaller than the sum of its proper divisors (102518424).

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

55535976 is a wasteful number, since it uses less digits than its factorization.

55535976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6327 (or 6317 counting only the distinct ones).

The product of its digits is 708750, while the sum is 45.

The square root of 55535976 is about 7452.2463727389. The cubic root of 55535976 is about 381.5265829252.

The spelling of 55535976 in words is "fifty-five million, five hundred thirty-five thousand, nine hundred seventy-six".