55352415 has 32 divisors (see below), whose sum is σ = 93657600. Its totient is φ = 27838080.

The previous prime is 55352413. The next prime is 55352449. The reversal of 55352415 is 51425355.

It is a happy number.

It is not a de Polignac number, because 55352415 - 2¹ = 55352413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55352413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102045 + ... + 102585.

It is an arithmetic number, because the mean of its divisors is an integer number (2926800).

Almost surely, 2^55352415 is an apocalyptic number.

55352415 is a deficient number, since it is larger than the sum of its proper divisors (38305185).

55352415 is a wasteful number, since it uses less digits than its factorization.

55352415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927.

The product of its digits is 15000, while the sum is 30.

The square root of 55352415 is about 7439.9203624770. The cubic root of 55352415 is about 381.1057704012.

The spelling of 55352415 in words is "fifty-five million, three hundred fifty-two thousand, four hundred fifteen".