55473716 has 12 divisors (see below), whose sum is σ = 97131300. Its totient is φ = 27721920.

The previous prime is 55473713. The next prime is 55473731. The reversal of 55473716 is 61737455.

It can be written as a sum of positive squares in 2 ways, for example, as 1392400 + 54081316 = 1180^2 + 7354^2 .

It is a super-3 number, since 3×55473716³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55473716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55473713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11786 + ... + 15806.

It is an arithmetic number, because the mean of its divisors is an integer number (8094275).

Almost surely, 2^55473716 is an apocalyptic number.

It is an amenable number.

55473716 is a deficient number, since it is larger than the sum of its proper divisors (41657584).

55473716 is a wasteful number, since it uses less digits than its factorization.

55473716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7474 (or 7472 counting only the distinct ones).

The product of its digits is 88200, while the sum is 38.

The square root of 55473716 is about 7448.0679373915. The cubic root of 55473716 is about 381.3839562958.

The spelling of 55473716 in words is "fifty-five million, four hundred seventy-three thousand, seven hundred sixteen".