1532650380 has 48 divisors (see below), whose sum is σ = 4300767744. Its totient is φ = 407816640.

The previous prime is 1532650331. The next prime is 1532650381. The reversal of 1532650380 is 830562351.

It is not an unprimeable number, because it can be changed into a prime (1532650381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195 + ... + 55365.

It is an arithmetic number, because the mean of its divisors is an integer number (89599328).

Almost surely, 2^1532650380 is an apocalyptic number.

1532650380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1532650380 is an abundant number, since it is smaller than the sum of its proper divisors (2768117364).

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

1532650380 is a wasteful number, since it uses less digits than its factorization.

1532650380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55646 (or 55644 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 1532650380 is about 39149.0789163679. The cubic root of 1532650380 is about 1152.9603326384.

The spelling of 1532650380 in words is "one billion, five hundred thirty-two million, six hundred fifty thousand, three hundred eighty".