55792166 has 4 divisors (see below), whose sum is σ = 83688252. Its totient is φ = 27896082.

The previous prime is 55792159. The next prime is 55792193. The reversal of 55792166 is 66129755.

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

It is a super-2 number, since 2×55792166² = 6225531573943112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13948040 + ... + 13948043.

It is an arithmetic number, because the mean of its divisors is an integer number (20922063).

Almost surely, 2^55792166 is an apocalyptic number.

55792166 is a deficient number, since it is larger than the sum of its proper divisors (27896086).

55792166 is a wasteful number, since it uses less digits than its factorization.

55792166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27896085.

The product of its digits is 113400, while the sum is 41.

The square root of 55792166 is about 7469.4153720355. The cubic root of 55792166 is about 382.1123496552.

The spelling of 55792166 in words is "fifty-five million, seven hundred ninety-two thousand, one hundred sixty-six".