54399235 has 32 divisors (see below), whose sum is σ = 76531392. Its totient is φ = 36679680.

The previous prime is 54399197. The next prime is 54399271. The reversal of 54399235 is 53299345.

It is not a de Polignac number, because 54399235 - 2²¹ = 52302083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 67857 + ... + 68653.

It is an arithmetic number, because the mean of its divisors is an integer number (2391606).

Almost surely, 2^54399235 is an apocalyptic number.

54399235 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

54399235 is a deficient number, since it is larger than the sum of its proper divisors (22132157).

54399235 is a wasteful number, since it uses less digits than its factorization.

54399235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903.

The product of its digits is 145800, while the sum is 40.

The square root of 54399235 is about 7375.5837057144. The cubic root of 54399235 is about 378.9055187381.

The spelling of 54399235 in words is "fifty-four million, three hundred ninety-nine thousand, two hundred thirty-five".