55874215 has 8 divisors (see below), whose sum is σ = 67195440. Its totient is φ = 44601792.

The previous prime is 55874207. The next prime is 55874219. The reversal of 55874215 is 51247855.

55874215 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 cyclic number.

It is not a de Polignac number, because 55874215 - 2³ = 55874207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55874219) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9630 + ... + 14299.

It is an arithmetic number, because the mean of its divisors is an integer number (8399430).

Almost surely, 2^55874215 is an apocalyptic number.

55874215 is a deficient number, since it is larger than the sum of its proper divisors (11321225).

55874215 is a wasteful number, since it uses less digits than its factorization.

55874215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24401.

The product of its digits is 56000, while the sum is 37.

The square root of 55874215 is about 7474.9056850237. The cubic root of 55874215 is about 382.2995717574.

The spelling of 55874215 in words is "fifty-five million, eight hundred seventy-four thousand, two hundred fifteen".