53400575 has 6 divisors (see below), whose sum is σ = 66216744. Its totient is φ = 42720440.

The previous prime is 53400563. The next prime is 53400637. The reversal of 53400575 is 57500435.

It is not a de Polignac number, because 53400575 - 2¹⁰ = 53399551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1067987 + ... + 1068036.

It is an arithmetic number, because the mean of its divisors is an integer number (11036124).

Almost surely, 2^53400575 is an apocalyptic number.

53400575 is a deficient number, since it is larger than the sum of its proper divisors (12816169).

53400575 is a wasteful number, since it uses less digits than its factorization.

53400575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136033 (or 2136028 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 53400575 is about 7307.5697054493. The cubic root of 53400575 is about 376.5725371945.

The spelling of 53400575 in words is "fifty-three million, four hundred thousand, five hundred seventy-five".