1002507492 has 48 divisors (see below), whose sum is σ = 2676273152. Its totient is φ = 286117920.

The previous prime is 1002507487. The next prime is 1002507511. The reversal of 1002507492 is 2947052001.

It is a super-2 number, since 2×1002507492² = 2010042543032260128, which contains 22 as substring.

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, 77223 + ... + 89265.

Almost surely, 2^1002507492 is an apocalyptic number.

1002507492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002507492 is an abundant number, since it is smaller than the sum of its proper divisors (1673765660).

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

1002507492 is a wasteful number, since it uses less digits than its factorization.

1002507492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13048 (or 13046 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1002507492 is about 31662.3987088786. The cubic root of 1002507492 is about 1000.8351330253.

Adding to 1002507492 its reverse (2947052001), we get a palindrome (3949559493).

The spelling of 1002507492 in words is "one billion, two million, five hundred seven thousand, four hundred ninety-two".