55316437 has 8 divisors (see below), whose sum is σ = 61024320. Its totient is φ = 49721760.

The previous prime is 55316411. The next prime is 55316441. The reversal of 55316437 is 73461355.

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

It is not a de Polignac number, because 55316437 - 2¹⁹ = 54792149 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 (55316237) 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, 27273 + ... + 29230.

It is an arithmetic number, because the mean of its divisors is an integer number (7628040).

Almost surely, 2^55316437 is an apocalyptic number.

It is an amenable number.

55316437 is a deficient number, since it is larger than the sum of its proper divisors (5707883).

55316437 is a wasteful number, since it uses less digits than its factorization.

55316437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56603.

The product of its digits is 37800, while the sum is 34.

The square root of 55316437 is about 7437.5020672266. The cubic root of 55316437 is about 381.0231820432.

The spelling of 55316437 in words is "fifty-five million, three hundred sixteen thousand, four hundred thirty-seven".