503249990 has 32 divisors (see below), whose sum is σ = 929619936. Its totient is φ = 196035840.

The previous prime is 503249977. The next prime is 503250019. The reversal of 503249990 is 99942305.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a congruent 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, 447569 + ... + 448691.

It is an arithmetic number, because the mean of its divisors is an integer number (29050623).

Almost surely, 2^503249990 is an apocalyptic number.

503249990 is a deficient number, since it is larger than the sum of its proper divisors (426369946).

503249990 is a wasteful number, since it uses less digits than its factorization.

503249990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264.

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 503249990 is about 22433.2340512910. The cubic root of 503249990 is about 795.4164926024.

The spelling of 503249990 in words is "five hundred three million, two hundred forty-nine thousand, nine hundred ninety".