55868502 has 16 divisors (see below), whose sum is σ = 111994560. Its totient is φ = 18579912.

The previous prime is 55868473. The next prime is 55868503. The reversal of 55868502 is 20586855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55868503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7852 + ... + 13167.

It is an arithmetic number, because the mean of its divisors is an integer number (6999660).

Almost surely, 2^55868502 is an apocalyptic number.

55868502 is an abundant number, since it is smaller than the sum of its proper divisors (56126058).

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

55868502 is a wasteful number, since it uses less digits than its factorization.

55868502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21467.

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 55868502 is about 7474.5235299650. The cubic root of 55868502 is about 382.2865415854.

The spelling of 55868502 in words is "fifty-five million, eight hundred sixty-eight thousand, five hundred two".