534500040 has 64 divisors (see below), whose sum is σ = 1608672960. Its totient is φ = 142073600.

The previous prime is 534500023. The next prime is 534500069. The reversal of 534500040 is 40005435.

It is a happy number.

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, 31015 + ... + 45065.

It is an arithmetic number, because the mean of its divisors is an integer number (25135515).

Almost surely, 2^534500040 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 534500040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804336480).

534500040 is an abundant number, since it is smaller than the sum of its proper divisors (1074172920).

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

534500040 is a wasteful number, since it uses less digits than its factorization.

534500040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14382 (or 14378 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 534500040 is about 23119.2569084735. The cubic root of 534500040 is about 811.5511808636.

Adding to 534500040 its reverse (40005435), we get a palindrome (574505475).

The spelling of 534500040 in words is "five hundred thirty-four million, five hundred thousand, forty".