55158202 has 16 divisors (see below), whose sum is σ = 92461824. Its totient is φ = 24460000.

The previous prime is 55158199. The next prime is 55158211. The reversal of 55158202 is 20285155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29674 + ... + 31477.

It is an arithmetic number, because the mean of its divisors is an integer number (5778864).

Almost surely, 2^55158202 is an apocalyptic number.

55158202 is a deficient number, since it is larger than the sum of its proper divisors (37303622).

55158202 is a wasteful number, since it uses less digits than its factorization.

55158202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61205.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 55158202 is about 7426.8568048670. The cubic root of 55158202 is about 380.6595241112.

The spelling of 55158202 in words is "fifty-five million, one hundred fifty-eight thousand, two hundred two".