55422612 has 36 divisors (see below), whose sum is σ = 160110496. Its totient is φ = 15834960.

The previous prime is 55422593. The next prime is 55422629. The reversal of 55422612 is 21622455.

55422612 is a `hidden beast` number, since 5 + 5 + 42 + 2 + 612 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109714 + ... + 110217.

Almost surely, 2^55422612 is an apocalyptic number.

It is an amenable number.

55422612 is an abundant number, since it is smaller than the sum of its proper divisors (104687884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55422612 is a wasteful number, since it uses less digits than its factorization.

55422612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219948 (or 219943 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 55422612 is about 7444.6364585519. The cubic root of 55422612 is about 381.2668063182.

The spelling of 55422612 in words is "fifty-five million, four hundred twenty-two thousand, six hundred twelve".