55794790 has 16 divisors (see below), whose sum is σ = 100835280. Its totient is φ = 22228000.

The previous prime is 55794787. The next prime is 55794793. The reversal of 55794790 is 9749755.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55794787) and next prime (55794793).

It is a super-2 number, since 2×55794790² = 6226117182288200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55794790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55794793) 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, 8605 + ... + 13624.

It is an arithmetic number, because the mean of its divisors is an integer number (6302205).

Almost surely, 2^55794790 is an apocalyptic number.

55794790 is a deficient number, since it is larger than the sum of its proper divisors (45040490).

55794790 is a wasteful number, since it uses less digits than its factorization.

55794790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22487.

The product of its (nonzero) digits is 396900, while the sum is 46.

The square root of 55794790 is about 7469.5910195940. The cubic root of 55794790 is about 382.1183400248.

The spelling of 55794790 in words is "fifty-five million, seven hundred ninety-four thousand, seven hundred ninety".