54929969 has 4 divisors (see below), whose sum is σ = 57821040. Its totient is φ = 52038900.

The previous prime is 54929899. The next prime is 54929971. The reversal of 54929969 is 96992945.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54929969 - 2²⁰ = 53881393 is a prime.

It is a super-2 number, since 2×54929969² = 6034602988681922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54929969.

It is not an unprimeable number, because it can be changed into a prime (54929269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1445507 + ... + 1445544.

It is an arithmetic number, because the mean of its divisors is an integer number (14455260).

Almost surely, 2^54929969 is an apocalyptic number.

It is an amenable number.

54929969 is a deficient number, since it is larger than the sum of its proper divisors (2891071).

54929969 is a wasteful number, since it uses less digits than its factorization.

54929969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891070.

The product of its digits is 1574640, while the sum is 53.

The square root of 54929969 is about 7411.4754941240. The cubic root of 54929969 is about 380.1337686943.

The spelling of 54929969 in words is "fifty-four million, nine hundred twenty-nine thousand, nine hundred sixty-nine".