510253940 has 48 divisors (see below), whose sum is σ = 1241409792. Its totient is φ = 172544256.

The previous prime is 510253937. The next prime is 510253973. The reversal of 510253940 is 49352015.

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, 14744 + ... + 35183.

It is an arithmetic number, because the mean of its divisors is an integer number (25862704).

Almost surely, 2^510253940 is an apocalyptic number.

It is an amenable number.

510253940 is an abundant number, since it is smaller than the sum of its proper divisors (731155852).

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

510253940 is a wasteful number, since it uses less digits than its factorization.

510253940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50016 (or 50014 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 510253940 is about 22588.8012076781. The cubic root of 510253940 is about 799.0895580123.

The spelling of 510253940 in words is "five hundred ten million, two hundred fifty-three thousand, nine hundred forty".