1532251452 has 48 divisors (see below), whose sum is σ = 3626255360. Its totient is φ = 503485632.

The previous prime is 1532251439. The next prime is 1532251481. The reversal of 1532251452 is 2541522351.

It is a super-2 number, since 2×1532251452² = 4695589024312216608, 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 15 ways as a sum of consecutive naturals, for example, 1058193 + ... + 1059639.

Almost surely, 2^1532251452 is an apocalyptic number.

1532251452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1532251452 is an abundant number, since it is smaller than the sum of its proper divisors (2094003908).

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

1532251452 is a wasteful number, since it uses less digits than its factorization.

1532251452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650 (or 2648 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 1532251452 is about 39143.9835990156. The cubic root of 1532251452 is about 1152.8602906724.

The spelling of 1532251452 in words is "one billion, five hundred thirty-two million, two hundred fifty-one thousand, four hundred fifty-two".