55906873 has 8 divisors (see below), whose sum is σ = 64199520. Its totient is φ = 48149280.

The previous prime is 55906847. The next prime is 55906901. The reversal of 55906873 is 37860955.

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 55906873 - 2¹³ = 55898681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55906373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133540 + ... + 133957.

It is an arithmetic number, because the mean of its divisors is an integer number (8024940).

Almost surely, 2^55906873 is an apocalyptic number.

It is an amenable number.

55906873 is a deficient number, since it is larger than the sum of its proper divisors (8292647).

55906873 is a wasteful number, since it uses less digits than its factorization.

55906873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267527.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 55906873 is about 7477.0898750784. The cubic root of 55906873 is about 382.3740408586.

The spelling of 55906873 in words is "fifty-five million, nine hundred six thousand, eight hundred seventy-three".