55870292 has 6 divisors (see below), whose sum is σ = 97773018. Its totient is φ = 27935144.

The previous prime is 55870291. The next prime is 55870303. The reversal of 55870292 is 29207855.

It can be written as a sum of positive squares in only one way, i.e., 45346756 + 10523536 = 6734^2 + 3244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55870291) 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 as a sum of consecutive naturals, namely, 6983783 + ... + 6983790.

It is an arithmetic number, because the mean of its divisors is an integer number (16295503).

Almost surely, 2^55870292 is an apocalyptic number.

It is an amenable number.

55870292 is a deficient number, since it is larger than the sum of its proper divisors (41902726).

55870292 is a wasteful number, since it uses less digits than its factorization.

55870292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13967577 (or 13967575 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 55870292 is about 7474.6432690798. The cubic root of 55870292 is about 382.2906243009.

The spelling of 55870292 in words is "fifty-five million, eight hundred seventy thousand, two hundred ninety-two".