55428602 has 8 divisors (see below), whose sum is σ = 88033716. Its totient is φ = 26084032.

The previous prime is 55428547. The next prime is 55428617. The reversal of 55428602 is 20682455.

It can be written as a sum of positive squares in 2 ways, for example, as 46362481 + 9066121 = 6809^2 + 3011^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815093 + ... + 815160.

Almost surely, 2^55428602 is an apocalyptic number.

55428602 is a deficient number, since it is larger than the sum of its proper divisors (32605114).

55428602 is a wasteful number, since it uses less digits than its factorization.

55428602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630272.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 55428602 is about 7445.0387507386. The cubic root of 55428602 is about 381.2805414214.

The spelling of 55428602 in words is "fifty-five million, four hundred twenty-eight thousand, six hundred two".