53973534 has 16 divisors (see below), whose sum is σ = 108380160. Its totient is φ = 17919000.

The previous prime is 53973533. The next prime is 53973539. The reversal of 53973534 is 43537935.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53973492 and 53973501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53973533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16414 + ... + 19425.

It is an arithmetic number, because the mean of its divisors is an integer number (6773760).

Almost surely, 2^53973534 is an apocalyptic number.

53973534 is an abundant number, since it is smaller than the sum of its proper divisors (54406626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53973534 is a wasteful number, since it uses less digits than its factorization.

53973534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36095.

The product of its digits is 170100, while the sum is 39.

The square root of 53973534 is about 7346.6682244402. The cubic root of 53973534 is about 377.9145547470.

The spelling of 53973534 in words is "fifty-three million, nine hundred seventy-three thousand, five hundred thirty-four".