55679469 has 8 divisors (see below), whose sum is σ = 74278752. Its totient is φ = 37099920.

The previous prime is 55679461. The next prime is 55679473. The reversal of 55679469 is 96497655.

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

It is not a de Polignac number, because 55679469 - 2³ = 55679461 is a prime.

It is a super-2 number, since 2×55679469² = 6200406536243922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55679461) 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, 3927 + ... + 11259.

It is an arithmetic number, because the mean of its divisors is an integer number (9284844).

Almost surely, 2^55679469 is an apocalyptic number.

It is an amenable number.

55679469 is a deficient number, since it is larger than the sum of its proper divisors (18599283).

55679469 is a wasteful number, since it uses less digits than its factorization.

55679469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9867.

The product of its digits is 2041200, while the sum is 51.

The square root of 55679469 is about 7461.8676616515. The cubic root of 55679469 is about 381.8548944961.

The spelling of 55679469 in words is "fifty-five million, six hundred seventy-nine thousand, four hundred sixty-nine".