55919246 has 4 divisors (see below), whose sum is σ = 83878872. Its totient is φ = 27959622.

The previous prime is 55919219. The next prime is 55919287. The reversal of 55919246 is 64291955.

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, 13979810 + ... + 13979813.

It is an arithmetic number, because the mean of its divisors is an integer number (20969718).

Almost surely, 2^55919246 is an apocalyptic number.

55919246 is a deficient number, since it is larger than the sum of its proper divisors (27959626).

55919246 is a wasteful number, since it uses less digits than its factorization.

55919246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27959625.

The product of its digits is 97200, while the sum is 41.

The square root of 55919246 is about 7477.9172233985. The cubic root of 55919246 is about 382.4022470807.

It can be divided in two parts, 55919 and 246, that added together give a palindrome (56165).

The spelling of 55919246 in words is "fifty-five million, nine hundred nineteen thousand, two hundred forty-six".