538574344 has 64 divisors (see below), whose sum is σ = 1261733760. Its totient is φ = 209379840.

The previous prime is 538574339. The next prime is 538574389. The reversal of 538574344 is 443475835.

It is a self number, because there is not a number n which added to its sum of digits gives 538574344.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490404 + ... + 491500.

It is an arithmetic number, because the mean of its divisors is an integer number (19714590).

Almost surely, 2^538574344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 538574344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630866880).

538574344 is an abundant number, since it is smaller than the sum of its proper divisors (723159416).

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

538574344 is a wasteful number, since it uses less digits than its factorization.

538574344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1918 (or 1914 counting only the distinct ones).

The product of its digits is 806400, while the sum is 43.

The square root of 538574344 is about 23207.2045709948. The cubic root of 538574344 is about 813.6080189885.

The spelling of 538574344 in words is "five hundred thirty-eight million, five hundred seventy-four thousand, three hundred forty-four".