54936729 has 24 divisors (see below), whose sum is σ = 81201120. Its totient is φ = 35779968.

The previous prime is 54936727. The next prime is 54936751. The reversal of 54936729 is 92763945.

It is a happy number.

54936729 is a `hidden beast` number, since 549 + 36 + 72 + 9 = 666.

It is not a de Polignac number, because 54936729 - 2¹ = 54936727 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54936727) 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 23 ways as a sum of consecutive naturals, for example, 162849 + ... + 163185.

It is an arithmetic number, because the mean of its divisors is an integer number (3383380).

Almost surely, 2^54936729 is an apocalyptic number.

54936729 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

54936729 is a deficient number, since it is larger than the sum of its proper divisors (26264391).

54936729 is a wasteful number, since it uses less digits than its factorization.

54936729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709 (or 706 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 54936729 is about 7411.9315296352. The cubic root of 54936729 is about 380.1493618754.

The spelling of 54936729 in words is "fifty-four million, nine hundred thirty-six thousand, seven hundred twenty-nine".