55222466 has 16 divisors (see below), whose sum is σ = 90720000. Its totient is φ = 25054608.

The previous prime is 55222459. The next prime is 55222481. The reversal of 55222466 is 66422255.

It is a super-2 number, since 2×55222466² = 6099041502242312, which contains 22 as substring.

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, 16466 + ... + 19533.

It is an arithmetic number, because the mean of its divisors is an integer number (5670000).

Almost surely, 2^55222466 is an apocalyptic number.

55222466 is a deficient number, since it is larger than the sum of its proper divisors (35497534).

55222466 is a wasteful number, since it uses less digits than its factorization.

55222466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36073.

The product of its digits is 28800, while the sum is 32.

The square root of 55222466 is about 7431.1820055762. The cubic root of 55222466 is about 380.8073003170.

The spelling of 55222466 in words is "fifty-five million, two hundred twenty-two thousand, four hundred sixty-six".