53692389 has 20 divisors (see below), whose sum is σ = 80634400. Its totient is φ = 35604360.

The previous prime is 53692381. The next prime is 53692447. The reversal of 53692389 is 98329635.

It is not a de Polignac number, because 53692389 - 2³ = 53692381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53692381) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14454 + ... + 17784.

It is an arithmetic number, because the mean of its divisors is an integer number (4031720).

Almost surely, 2^53692389 is an apocalyptic number.

It is an amenable number.

53692389 is a deficient number, since it is larger than the sum of its proper divisors (26942011).

53692389 is a wasteful number, since it uses less digits than its factorization.

53692389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3542 (or 3533 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 53692389 is about 7327.5090583363. The cubic root of 53692389 is about 377.2572337937.

The spelling of 53692389 in words is "fifty-three million, six hundred ninety-two thousand, three hundred eighty-nine".