55704237 has 8 divisors (see below), whose sum is σ = 74384736. Its totient is φ = 37079952.

The previous prime is 55704217. The next prime is 55704247. The reversal of 55704237 is 73240755.

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

It is not a de Polignac number, because 55704237 - 2¹⁰ = 55703213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55704198 and 55704207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55704217) 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, 11683 + ... + 15744.

It is an arithmetic number, because the mean of its divisors is an integer number (9298092).

Almost surely, 2^55704237 is an apocalyptic number.

It is an amenable number.

55704237 is a deficient number, since it is larger than the sum of its proper divisors (18680499).

55704237 is a wasteful number, since it uses less digits than its factorization.

55704237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28107.

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 55704237 is about 7463.5271152452. The cubic root of 55704237 is about 381.9115065063.

The spelling of 55704237 in words is "fifty-five million, seven hundred four thousand, two hundred thirty-seven".