52779454 has 32 divisors (see below), whose sum is σ = 102574080. Its totient is φ = 19779552.

The previous prime is 52779439. The next prime is 52779479. The reversal of 52779454 is 45497725.

It is a self number, because there is not a number n which added to its sum of digits gives 52779454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4174 + ... + 11089.

It is an arithmetic number, because the mean of its divisors is an integer number (3205440).

Almost surely, 2^52779454 is an apocalyptic number.

52779454 is a deficient number, since it is larger than the sum of its proper divisors (49794626).

52779454 is a wasteful number, since it uses less digits than its factorization.

52779454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15304.

The product of its digits is 352800, while the sum is 43.

The square root of 52779454 is about 7264.9469371772. The cubic root of 52779454 is about 375.1068234930.

The spelling of 52779454 in words is "fifty-two million, seven hundred seventy-nine thousand, four hundred fifty-four".