55237308 has 36 divisors (see below), whose sum is σ = 149931432. Its totient is φ = 15781920.

The previous prime is 55237297. The next prime is 55237331. The reversal of 55237308 is 80373255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46383 + ... + 47558.

It is an arithmetic number, because the mean of its divisors is an integer number (4164762).

Almost surely, 2^55237308 is an apocalyptic number.

It is an amenable number.

55237308 is an abundant number, since it is smaller than the sum of its proper divisors (94694124).

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

55237308 is a wasteful number, since it uses less digits than its factorization.

55237308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93962 (or 93953 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 55237308 is about 7432.1805683124. The cubic root of 55237308 is about 380.8414134602.

The spelling of 55237308 in words is "fifty-five million, two hundred thirty-seven thousand, three hundred eight".