55369929 has 8 divisors (see below), whose sum is σ = 74504320. Its totient is φ = 36574416.

The previous prime is 55369921. The next prime is 55369943. The reversal of 55369929 is 92996355.

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

It is not a de Polignac number, because 55369929 - 2³ = 55369921 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55369921) 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, 84337 + ... + 84990.

It is an arithmetic number, because the mean of its divisors is an integer number (9313040).

Almost surely, 2^55369929 is an apocalyptic number.

It is an amenable number.

55369929 is a deficient number, since it is larger than the sum of its proper divisors (19134391).

55369929 is a wasteful number, since it uses less digits than its factorization.

55369929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169439.

The product of its digits is 656100, while the sum is 48.

The square root of 55369929 is about 7441.0972981140. The cubic root of 55369929 is about 381.1459612560.

The spelling of 55369929 in words is "fifty-five million, three hundred sixty-nine thousand, nine hundred twenty-nine".