152530526 has 16 divisors (see below), whose sum is σ = 239579424. Its totient is φ = 72693984.

The previous prime is 152530523. The next prime is 152530577. The reversal of 152530526 is 625035251.

It is a happy number.

It is a super-2 number, since 2×152530526² = 46531122723673352, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152530523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7820 + ... + 19136.

It is an arithmetic number, because the mean of its divisors is an integer number (14973714).

Almost surely, 2^152530526 is an apocalyptic number.

152530526 is a deficient number, since it is larger than the sum of its proper divisors (87048898).

152530526 is a wasteful number, since it uses less digits than its factorization.

152530526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11635.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 152530526 is about 12350.3249349966. The cubic root of 152530526 is about 534.3005107164.

Adding to 152530526 its reverse (625035251), we get a palindrome (777565777).

The spelling of 152530526 in words is "one hundred fifty-two million, five hundred thirty thousand, five hundred twenty-six".