54723739 has 24 divisors (see below), whose sum is σ = 67633920. Its totient is φ = 44052624.

The previous prime is 54723733. The next prime is 54723749. The reversal of 54723739 is 93732745.

It is not a de Polignac number, because 54723739 - 2⁵ = 54723707 is a prime.

It is a super-2 number, since 2×54723739² = 5989375220280242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54723733) 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, 66082 + ... + 66904.

It is an arithmetic number, because the mean of its divisors is an integer number (2818080).

Almost surely, 2^54723739 is an apocalyptic number.

54723739 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

54723739 is a deficient number, since it is larger than the sum of its proper divisors (12910181).

54723739 is a wasteful number, since it uses less digits than its factorization.

54723739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919 (or 912 counting only the distinct ones).

The product of its digits is 158760, while the sum is 40.

The square root of 54723739 is about 7397.5495267014. The cubic root of 54723739 is about 379.6574452177.

The spelling of 54723739 in words is "fifty-four million, seven hundred twenty-three thousand, seven hundred thirty-nine".