55134408 has 96 divisors (see below), whose sum is σ = 161861760. Its totient is φ = 15603840.

The previous prime is 55134389. The next prime is 55134413. The reversal of 55134408 is 80443155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 203313 + ... + 203583.

It is an arithmetic number, because the mean of its divisors is an integer number (1686060).

Almost surely, 2^55134408 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 55134408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80930880).

55134408 is an abundant number, since it is smaller than the sum of its proper divisors (106727352).

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

55134408 is a wasteful number, since it uses less digits than its factorization.

55134408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 55134408 is about 7425.2547431048. The cubic root of 55134408 is about 380.6047802709.

The spelling of 55134408 in words is "fifty-five million, one hundred thirty-four thousand, four hundred eight".