55022066 has 8 divisors (see below), whose sum is σ = 90036144. Its totient is φ = 25010020.

The previous prime is 55022057. The next prime is 55022087. The reversal of 55022066 is 66022055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250480 + ... + 1250523.

It is an arithmetic number, because the mean of its divisors is an integer number (11254518).

Almost surely, 2^55022066 is an apocalyptic number.

55022066 is a deficient number, since it is larger than the sum of its proper divisors (35014078).

55022066 is a wasteful number, since it uses less digits than its factorization.

55022066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501016.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 55022066 is about 7417.6860273269. The cubic root of 55022066 is about 380.3460974271.

The spelling of 55022066 in words is "fifty-five million, twenty-two thousand, sixty-six".