55393204 has 12 divisors (see below), whose sum is σ = 98106624. Its totient is φ = 27362744.

The previous prime is 55393201. The next prime is 55393207. The reversal of 55393204 is 40239355.

It is an interprime number because it is at equal distance from previous prime (55393201) and next prime (55393207).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55393201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83092 + ... + 83755.

It is an arithmetic number, because the mean of its divisors is an integer number (8175552).

Almost surely, 2^55393204 is an apocalyptic number.

It is an amenable number.

55393204 is a deficient number, since it is larger than the sum of its proper divisors (42713420).

55393204 is a wasteful number, since it uses less digits than its factorization.

55393204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166934 (or 166932 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 55393204 is about 7442.6610832417. The cubic root of 55393204 is about 381.1993592507.

The spelling of 55393204 in words is "fifty-five million, three hundred ninety-three thousand, two hundred four".