55630046 has 16 divisors (see below), whose sum is σ = 87208704. Its totient is φ = 26588184.

The previous prime is 55630021. The next prime is 55630063. The reversal of 55630046 is 64003655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2840 + ... + 10923.

It is an arithmetic number, because the mean of its divisors is an integer number (5450544).

Almost surely, 2^55630046 is an apocalyptic number.

55630046 is a deficient number, since it is larger than the sum of its proper divisors (31578658).

55630046 is a wasteful number, since it uses less digits than its factorization.

55630046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13855.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 55630046 is about 7458.5552220252. Note that the first 3 decimals coincide. The cubic root of 55630046 is about 381.7418785647.

The spelling of 55630046 in words is "fifty-five million, six hundred thirty thousand, forty-six".