503240940 has 72 divisors (see below), whose sum is σ = 1528345728. Its totient is φ = 134035200.

The previous prime is 503240939. The next prime is 503240993. The reversal of 503240940 is 49042305.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 256965 + ... + 258915.

It is an arithmetic number, because the mean of its divisors is an integer number (21227024).

Almost surely, 2^503240940 is an apocalyptic number.

It is an amenable number.

503240940 is an abundant number, since it is smaller than the sum of its proper divisors (1025104788).

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

503240940 is a wasteful number, since it uses less digits than its factorization.

503240940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3399 (or 3394 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 503240940 is about 22433.0323407247. The cubic root of 503240940 is about 795.4117245530.

The spelling of 503240940 in words is "five hundred three million, two hundred forty thousand, nine hundred forty".