502429140 has 72 divisors (see below), whose sum is σ = 1525910568. Its totient is φ = 133816320.

The previous prime is 502429133. The next prime is 502429153. The reversal of 502429140 is 41924205.

It can be written as a sum of positive squares in 4 ways, for example, as 19660356 + 482768784 = 4434^2 + 21972^2 .

It is a super-2 number, since 2×502429140² = 504870081442279200, which contains 22 as substring.

It is a congruent number.

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, 236724 + ... + 238836.

Almost surely, 2^502429140 is an apocalyptic number.

It is an amenable number.

502429140 is an abundant number, since it is smaller than the sum of its proper divisors (1023481428).

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

502429140 is a wasteful number, since it uses less digits than its factorization.

502429140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3449 (or 3444 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 502429140 is about 22414.9311843690. The cubic root of 502429140 is about 794.9837898676.

The spelling of 502429140 in words is "five hundred two million, four hundred twenty-nine thousand, one hundred forty".