55520794 has 16 divisors (see below), whose sum is σ = 97751808. Its totient is φ = 23151312.

The previous prime is 55520791. The next prime is 55520851. The reversal of 55520794 is 49702555.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (55520791) 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, 53074 + ... + 54109.

It is an arithmetic number, because the mean of its divisors is an integer number (6109488).

Almost surely, 2^55520794 is an apocalyptic number.

55520794 is a deficient number, since it is larger than the sum of its proper divisors (42231014).

55520794 is a wasteful number, since it uses less digits than its factorization.

55520794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107229.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 55520794 is about 7451.2276840800. The cubic root of 55520794 is about 381.4918134844.

The spelling of 55520794 in words is "fifty-five million, five hundred twenty thousand, seven hundred ninety-four".