55253398 has 8 divisors (see below), whose sum is σ = 83072808. Its totient is φ = 27562464.

The previous prime is 55253371. The next prime is 55253411. The reversal of 55253398 is 89335255.

55253398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55253398.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31036 + ... + 32767.

It is an arithmetic number, because the mean of its divisors is an integer number (10384101).

Almost surely, 2^55253398 is an apocalyptic number.

55253398 is a deficient number, since it is larger than the sum of its proper divisors (27819410).

55253398 is a wasteful number, since it uses less digits than its factorization.

55253398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64238.

The product of its digits is 162000, while the sum is 40.

The square root of 55253398 is about 7433.2629443603. The cubic root of 55253398 is about 380.8783881287.

The spelling of 55253398 in words is "fifty-five million, two hundred fifty-three thousand, three hundred ninety-eight".