55896015 has 48 divisors (see below), whose sum is σ = 105111648. Its totient is φ = 25288704.

The previous prime is 55895999. The next prime is 55896031. The reversal of 55896015 is 51069855.

It is an interprime number because it is at equal distance from previous prime (55895999) and next prime (55896031).

It is not a de Polignac number, because 55896015 - 2⁴ = 55895999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82719 + ... + 83391.

It is an arithmetic number, because the mean of its divisors is an integer number (2189826).

Almost surely, 2^55896015 is an apocalyptic number.

55896015 is a deficient number, since it is larger than the sum of its proper divisors (49215633).

55896015 is a wasteful number, since it uses less digits than its factorization.

55896015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808 (or 801 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 55896015 is about 7476.3637551954. The cubic root of 55896015 is about 382.3492848914.

The spelling of 55896015 in words is "fifty-five million, eight hundred ninety-six thousand, fifteen".