55698379 has 4 divisors (see below), whose sum is σ = 60761880. Its totient is φ = 50634880.

The previous prime is 55698361. The next prime is 55698427. The reversal of 55698379 is 97389655.

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

It is a cyclic number.

It is not a de Polignac number, because 55698379 - 2⁵ = 55698347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55698319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2531734 + ... + 2531755.

It is an arithmetic number, because the mean of its divisors is an integer number (15190470).

Almost surely, 2^55698379 is an apocalyptic number.

55698379 is a deficient number, since it is larger than the sum of its proper divisors (5063501).

55698379 is a wasteful number, since it uses less digits than its factorization.

55698379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063500.

The product of its digits is 2041200, while the sum is 52.

The square root of 55698379 is about 7463.1346631292. The cubic root of 55698379 is about 381.8981184401.

The spelling of 55698379 in words is "fifty-five million, six hundred ninety-eight thousand, three hundred seventy-nine".