55133592 has 32 divisors (see below), whose sum is σ = 145089600. Its totient is φ = 17410464.

The previous prime is 55133587. The next prime is 55133597. The reversal of 55133592 is 29533155.

It is an interprime number because it is at equal distance from previous prime (55133587) and next prime (55133597).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55133597) 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 7 ways as a sum of consecutive naturals, for example, 59998 + ... + 60909.

It is an arithmetic number, because the mean of its divisors is an integer number (4534050).

Almost surely, 2^55133592 is an apocalyptic number.

It is an amenable number.

55133592 is an abundant number, since it is smaller than the sum of its proper divisors (89956008).

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

55133592 is a wasteful number, since it uses less digits than its factorization.

55133592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120935 (or 120931 counting only the distinct ones).

The product of its digits is 20250, while the sum is 33.

The square root of 55133592 is about 7425.1997952917. The cubic root of 55133592 is about 380.6029025866.

It can be divided in two parts, 551 and 33592, that added together give a palindrome (34143).

The spelling of 55133592 in words is "fifty-five million, one hundred thirty-three thousand, five hundred ninety-two".