55328302 has 16 divisors (see below), whose sum is σ = 88117200. Its totient is φ = 25964928.

The previous prime is 55328279. The next prime is 55328333. The reversal of 55328302 is 20382355.

It is a super-2 number, since 2×55328302² = 6122442004406408, which contains 22 as substring.

It is a congruent number.

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, 11449 + ... + 15547.

It is an arithmetic number, because the mean of its divisors is an integer number (5507325).

Almost surely, 2^55328302 is an apocalyptic number.

55328302 is a deficient number, since it is larger than the sum of its proper divisors (32788898).

55328302 is a wasteful number, since it uses less digits than its factorization.

55328302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 55328302 is about 7438.2996712959. The cubic root of 55328302 is about 381.0504223905.

The spelling of 55328302 in words is "fifty-five million, three hundred twenty-eight thousand, three hundred two".