55357486 has 4 divisors (see below), whose sum is σ = 83036232. Its totient is φ = 27678742.

The previous prime is 55357451. The next prime is 55357501. The reversal of 55357486 is 68475355.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13839370 + ... + 13839373.

It is an arithmetic number, because the mean of its divisors is an integer number (20759058).

Almost surely, 2^55357486 is an apocalyptic number.

55357486 is a deficient number, since it is larger than the sum of its proper divisors (27678746).

55357486 is a wasteful number, since it uses less digits than its factorization.

55357486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27678745.

The product of its digits is 504000, while the sum is 43.

The square root of 55357486 is about 7440.2611513306. The cubic root of 55357486 is about 381.1174081250.

The spelling of 55357486 in words is "fifty-five million, three hundred fifty-seven thousand, four hundred eighty-six".