53545904 has 20 divisors (see below), whose sum is σ = 103877280. Its totient is φ = 26738880.

The previous prime is 53545901. The next prime is 53545907. The reversal of 53545904 is 40954535.

It is an interprime number because it is at equal distance from previous prime (53545901) and next prime (53545907).

It is not an unprimeable number, because it can be changed into a prime (53545901) 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, 15014 + ... + 18234.

It is an arithmetic number, because the mean of its divisors is an integer number (5193864).

Almost surely, 2^53545904 is an apocalyptic number.

It is an amenable number.

53545904 is a deficient number, since it is larger than the sum of its proper divisors (50331376).

53545904 is a wasteful number, since it uses less digits than its factorization.

53545904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268 (or 4262 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 53545904 is about 7317.5066791907. The cubic root of 53545904 is about 376.9138402546.

The spelling of 53545904 in words is "fifty-three million, five hundred forty-five thousand, nine hundred four".