55342766 has 4 divisors (see below), whose sum is σ = 83014152. Its totient is φ = 27671382.

The previous prime is 55342757. The next prime is 55342783. The reversal of 55342766 is 66724355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66724355 = 5 ⋅13344871.

It is a super-3 number, since 3×55342766³ (a number of 24 digits) contains 333 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, 13835690 + ... + 13835693.

It is an arithmetic number, because the mean of its divisors is an integer number (20753538).

Almost surely, 2^55342766 is an apocalyptic number.

55342766 is a deficient number, since it is larger than the sum of its proper divisors (27671386).

55342766 is a wasteful number, since it uses less digits than its factorization.

55342766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27671385.

The product of its digits is 151200, while the sum is 38.

The square root of 55342766 is about 7439.2718729725. The cubic root of 55342766 is about 381.0836244041.

The spelling of 55342766 in words is "fifty-five million, three hundred forty-two thousand, seven hundred sixty-six".