55422046 has 4 divisors (see below), whose sum is σ = 83133072. Its totient is φ = 27711022.

The previous prime is 55422043. The next prime is 55422053. The reversal of 55422046 is 64022455.

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

It is a super-2 number, since 2×55422046² = 6143206365652232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55422043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13855510 + ... + 13855513.

It is an arithmetic number, because the mean of its divisors is an integer number (20783268).

Almost surely, 2^55422046 is an apocalyptic number.

55422046 is a deficient number, since it is larger than the sum of its proper divisors (27711026).

55422046 is a wasteful number, since it uses less digits than its factorization.

55422046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27711025.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 55422046 is about 7444.5984445100. The cubic root of 55422046 is about 381.2655084258.

The spelling of 55422046 in words is "fifty-five million, four hundred twenty-two thousand, forty-six".