55842765 has 32 divisors (see below), whose sum is σ = 98413056. Its totient is φ = 26813760.

The previous prime is 55842727. The next prime is 55842769. The reversal of 55842765 is 56724855.

It is not a de Polignac number, because 55842765 - 2⁶ = 55842701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55842769) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16074 + ... + 19236.

It is an arithmetic number, because the mean of its divisors is an integer number (3075408).

Almost surely, 2^55842765 is an apocalyptic number.

55842765 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55842765 is a deficient number, since it is larger than the sum of its proper divisors (42570291).

55842765 is a wasteful number, since it uses less digits than its factorization.

55842765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289.

The product of its digits is 336000, while the sum is 42.

The square root of 55842765 is about 7472.8016834384. The cubic root of 55842765 is about 382.2278297914.

The spelling of 55842765 in words is "fifty-five million, eight hundred forty-two thousand, seven hundred sixty-five".