53744574 has 16 divisors (see below), whose sum is σ = 115757712. Its totient is φ = 16536768.

The previous prime is 53744573. The next prime is 53744591. The reversal of 53744574 is 47544735.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53744573) 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, 344439 + ... + 344594.

It is an arithmetic number, because the mean of its divisors is an integer number (7234857).

Almost surely, 2^53744574 is an apocalyptic number.

53744574 is an abundant number, since it is smaller than the sum of its proper divisors (62013138).

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

53744574 is a wasteful number, since it uses less digits than its factorization.

53744574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689051.

The product of its digits is 235200, while the sum is 39.

The square root of 53744574 is about 7331.0690898395. The cubic root of 53744574 is about 377.3794161886.

The spelling of 53744574 in words is "fifty-three million, seven hundred forty-four thousand, five hundred seventy-four".