1528132464 has 60 divisors (see below), whose sum is σ = 4357361736. Its totient is φ = 499764096.

The previous prime is 1528132457. The next prime is 1528132477. The reversal of 1528132464 is 4642318251.

It is a happy number.

It is a super-2 number, since 2×1528132464² = 4670377655061422592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92482 + ... + 107745.

Almost surely, 2^1528132464 is an apocalyptic number.

It is an amenable number.

1528132464 is an abundant number, since it is smaller than the sum of its proper divisors (2829229272).

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

1528132464 is a wasteful number, since it uses less digits than its factorization.

1528132464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200294 (or 200285 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 1528132464 is about 39091.3348966238. The cubic root of 1528132464 is about 1151.8263265385.

The spelling of 1528132464 in words is "one billion, five hundred twenty-eight million, one hundred thirty-two thousand, four hundred sixty-four".