55535279 has 8 divisors (see below), whose sum is σ = 57310848. Its totient is φ = 53779840.

The previous prime is 55535257. The next prime is 55535303. The reversal of 55535279 is 97253555.

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

It is a cyclic number.

It is not a de Polignac number, because 55535279 - 2⁸ = 55535023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55535219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674 + ... + 10560.

It is an arithmetic number, because the mean of its divisors is an integer number (7163856).

Almost surely, 2^55535279 is an apocalyptic number.

55535279 is a deficient number, since it is larger than the sum of its proper divisors (1775569).

55535279 is a wasteful number, since it uses less digits than its factorization.

55535279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10065.

The product of its digits is 236250, while the sum is 41.

The square root of 55535279 is about 7452.1996081694. The cubic root of 55535279 is about 381.5249868118.

The spelling of 55535279 in words is "fifty-five million, five hundred thirty-five thousand, two hundred seventy-nine".