55702907 has 6 divisors (see below), whose sum is σ = 60317532. Its totient is φ = 51417912.

The previous prime is 55702879. The next prime is 55702909. The reversal of 55702907 is 70920755.

It is not a de Polignac number, because 55702907 - 2¹⁴ = 55686523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55702909) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 164633 + ... + 164970.

It is an arithmetic number, because the mean of its divisors is an integer number (10052922).

Almost surely, 2^55702907 is an apocalyptic number.

55702907 is a deficient number, since it is larger than the sum of its proper divisors (4614625).

55702907 is a wasteful number, since it uses less digits than its factorization.

55702907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329629 (or 329616 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 35.

The square root of 55702907 is about 7463.4380147490. The cubic root of 55702907 is about 381.9084669628.

The spelling of 55702907 in words is "fifty-five million, seven hundred two thousand, nine hundred seven".