55474237 has 8 divisors (see below), whose sum is σ = 68276096. Its totient is φ = 43891632.

The previous prime is 55474207. The next prime is 55474253. The reversal of 55474237 is 73247455.

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 55474237 - 2⁷ = 55474109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55474196 and 55474205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55474207) 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, 304713 + ... + 304894.

It is an arithmetic number, because the mean of its divisors is an integer number (8534512).

Almost surely, 2^55474237 is an apocalyptic number.

It is an amenable number.

55474237 is a deficient number, since it is larger than the sum of its proper divisors (12801859).

55474237 is a wasteful number, since it uses less digits than its factorization.

55474237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609627.

The product of its digits is 117600, while the sum is 37.

The square root of 55474237 is about 7448.1029128228. The cubic root of 55474237 is about 381.3851502571.

The spelling of 55474237 in words is "fifty-five million, four hundred seventy-four thousand, two hundred thirty-seven".