55952751 has 4 divisors (see below), whose sum is σ = 74603672. Its totient is φ = 37301832.

The previous prime is 55952749. The next prime is 55952753. The reversal of 55952751 is 15725955.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (55952749) and next prime (55952753).

It is not a de Polignac number, because 55952751 - 2¹ = 55952749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55952753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9325456 + ... + 9325461.

It is an arithmetic number, because the mean of its divisors is an integer number (18650918).

Almost surely, 2^55952751 is an apocalyptic number.

55952751 is a deficient number, since it is larger than the sum of its proper divisors (18650921).

55952751 is a wasteful number, since it uses less digits than its factorization.

55952751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18650920.

The product of its digits is 78750, while the sum is 39.

The square root of 55952751 is about 7480.1571507556. The cubic root of 55952751 is about 382.4786061767.

The spelling of 55952751 in words is "fifty-five million, nine hundred fifty-two thousand, seven hundred fifty-one".