55373473 has 4 divisors (see below), whose sum is σ = 56551680. Its totient is φ = 54195268.

The previous prime is 55373453. The next prime is 55373491. The reversal of 55373473 is 37437355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55373473 is a prime.

It is a super-3 number, since 3×55373473³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55373413) 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, 589033 + ... + 589126.

It is an arithmetic number, because the mean of its divisors is an integer number (14137920).

Almost surely, 2^55373473 is an apocalyptic number.

It is an amenable number.

55373473 is a deficient number, since it is larger than the sum of its proper divisors (1178207).

55373473 is a wasteful number, since it uses less digits than its factorization.

55373473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178206.

The product of its digits is 132300, while the sum is 37.

The square root of 55373473 is about 7441.3354312247. The cubic root of 55373473 is about 381.1540929410.

The spelling of 55373473 in words is "fifty-five million, three hundred seventy-three thousand, four hundred seventy-three".