1532472500 has 120 divisors (see below), whose sum is σ = 3672905544. Its totient is φ = 555840000.

The previous prime is 1532472499. The next prime is 1532472503. The reversal of 1532472500 is 52742351.

It is a happy number.

It can be written as a sum of positive squares in 20 ways, for example, as 965842084 + 566630416 = 31078^2 + 23804^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1532472503) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1982114 + ... + 1982886.

Almost surely, 2^1532472500 is an apocalyptic number.

1532472500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1532472500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1836452772).

1532472500 is an abundant number, since it is smaller than the sum of its proper divisors (2140433044).

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

1532472500 is a wasteful number, since it uses less digits than its factorization.

1532472500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871 (or 854 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 1532472500 is about 39146.8070217738. The cubic root of 1532472500 is about 1152.9157265709.

The spelling of 1532472500 in words is "one billion, five hundred thirty-two million, four hundred seventy-two thousand, five hundred".