55440710 has 32 divisors (see below), whose sum is σ = 110944512. Its totient is φ = 19808640.

The previous prime is 55440709. The next prime is 55440713. The reversal of 55440710 is 1704455.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 55440710.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55440713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2849 + ... + 10908.

It is an arithmetic number, because the mean of its divisors is an integer number (3467016).

Almost surely, 2^55440710 is an apocalyptic number.

55440710 is an abundant number, since it is smaller than the sum of its proper divisors (55503802).

55440710 is a wasteful number, since it uses less digits than its factorization.

55440710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13808.

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 55440710 is about 7445.8518653006. The cubic root of 55440710 is about 381.3083021113.

The spelling of 55440710 in words is "fifty-five million, four hundred forty thousand, seven hundred ten".