55262661 has 8 divisors (see below), whose sum is σ = 76224480. Its totient is φ = 35571312.

The previous prime is 55262657. The next prime is 55262671. The reversal of 55262661 is 16626255.

It is a happy number.

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

It is not a de Polignac number, because 55262661 - 2² = 55262657 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55262651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317515 + ... + 317688.

It is an arithmetic number, because the mean of its divisors is an integer number (9528060).

Almost surely, 2^55262661 is an apocalyptic number.

It is an amenable number.

55262661 is a deficient number, since it is larger than the sum of its proper divisors (20961819).

55262661 is a wasteful number, since it uses less digits than its factorization.

55262661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635235.

The product of its digits is 21600, while the sum is 33.

The square root of 55262661 is about 7433.8859958974. The cubic root of 55262661 is about 380.8996711599.

The spelling of 55262661 in words is "fifty-five million, two hundred sixty-two thousand, six hundred sixty-one".