53584399 has 24 divisors (see below), whose sum is σ = 62487504. Its totient is φ = 45532800.

The previous prime is 53584393. The next prime is 53584429. The reversal of 53584399 is 99348535.

It is a happy number.

It is not a de Polignac number, because 53584399 - 2¹³ = 53576207 is a prime.

It is a Duffinian number.

Its product of digits (583200) is a multiple of the sum of its prime divisors (216).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53584393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391059 + ... + 391195.

It is an arithmetic number, because the mean of its divisors is an integer number (2603646).

Almost surely, 2^53584399 is an apocalyptic number.

53584399 is a deficient number, since it is larger than the sum of its proper divisors (8903105).

53584399 is a wasteful number, since it uses less digits than its factorization.

53584399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 216 counting only the distinct ones).

The product of its digits is 583200, while the sum is 46.

The square root of 53584399 is about 7320.1365424424. The cubic root of 53584399 is about 377.0041417318.

The spelling of 53584399 in words is "fifty-three million, five hundred eighty-four thousand, three hundred ninety-nine".