55485773 has 8 divisors (see below), whose sum is σ = 67142592. Its totient is φ = 44761536.

The previous prime is 55485761. The next prime is 55485811. The reversal of 55485773 is 37758455.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55485773 - 2⁸ = 55485517 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 (55485713) 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, 233015 + ... + 233252.

It is an arithmetic number, because the mean of its divisors is an integer number (8392824).

Almost surely, 2^55485773 is an apocalyptic number.

It is an amenable number.

55485773 is a deficient number, since it is larger than the sum of its proper divisors (11656819).

55485773 is a wasteful number, since it uses less digits than its factorization.

55485773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466291.

The product of its digits is 588000, while the sum is 44.

The square root of 55485773 is about 7448.8772979557. The cubic root of 55485773 is about 381.4115850756.

The spelling of 55485773 in words is "fifty-five million, four hundred eighty-five thousand, seven hundred seventy-three".