152532657 has 6 divisors (see below), whose sum is σ = 220324962. Its totient is φ = 101688432.

The previous prime is 152532631. The next prime is 152532659. The reversal of 152532657 is 756235251.

It can be written as a sum of positive squares in only one way, i.e., 144865296 + 7667361 = 12036^2 + 2769^2 .

It is not a de Polignac number, because 152532657 - 2²² = 148338353 is a prime.

It is a super-2 number, since 2×152532657² = 46532422902959298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (152532659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8474028 + ... + 8474045.

It is an arithmetic number, because the mean of its divisors is an integer number (36720827).

Almost surely, 2^152532657 is an apocalyptic number.

It is an amenable number.

152532657 is a deficient number, since it is larger than the sum of its proper divisors (67792305).

152532657 is a wasteful number, since it uses less digits than its factorization.

152532657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16948079 (or 16948076 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 152532657 is about 12350.4112077291. The cubic root of 152532657 is about 534.3029989377.

The spelling of 152532657 in words is "one hundred fifty-two million, five hundred thirty-two thousand, six hundred fifty-seven".