501040338 has 16 divisors (see below), whose sum is σ = 1017037920. Its totient is φ = 164520576.

The previous prime is 501040313. The next prime is 501040339. The reversal of 501040338 is 833040105.

It is not an unprimeable number, because it can be changed into a prime (501040339) 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, 622783 + ... + 623586.

It is an arithmetic number, because the mean of its divisors is an integer number (63564870).

Almost surely, 2^501040338 is an apocalyptic number.

501040338 is an abundant number, since it is smaller than the sum of its proper divisors (515997582).

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

501040338 is a wasteful number, since it uses less digits than its factorization.

501040338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246441.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 501040338 is about 22383.9303519288. The cubic root of 501040338 is about 794.2506225146.

The spelling of 501040338 in words is "five hundred one million, forty thousand, three hundred thirty-eight".