55170662 has 4 divisors (see below), whose sum is σ = 82755996. Its totient is φ = 27585330.

The previous prime is 55170653. The next prime is 55170667. The reversal of 55170662 is 26607155.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55170667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13792664 + ... + 13792667.

It is an arithmetic number, because the mean of its divisors is an integer number (20688999).

Almost surely, 2^55170662 is an apocalyptic number.

55170662 is a deficient number, since it is larger than the sum of its proper divisors (27585334).

55170662 is a wasteful number, since it uses less digits than its factorization.

55170662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27585333.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 55170662 is about 7427.6956049639. The cubic root of 55170662 is about 380.6881850683.

The spelling of 55170662 in words is "fifty-five million, one hundred seventy thousand, six hundred sixty-two".