55928330 has 8 divisors (see below), whose sum is σ = 100671012. Its totient is φ = 22371328.

The previous prime is 55928321. The next prime is 55928347. The reversal of 55928330 is 3382955.

It can be written as a sum of positive squares in 2 ways, for example, as 55905529 + 22801 = 7477^2 + 151^2 .

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, 2796407 + ... + 2796426.

Almost surely, 2^55928330 is an apocalyptic number.

55928330 is a deficient number, since it is larger than the sum of its proper divisors (44742682).

55928330 is a wasteful number, since it uses less digits than its factorization.

55928330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592840.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 55928330 is about 7478.5245871094. The cubic root of 55928330 is about 382.4229528554.

The spelling of 55928330 in words is "fifty-five million, nine hundred twenty-eight thousand, three hundred thirty".