42959529 has 24 divisors (see below), whose sum is σ = 63478272. Its totient is φ = 27989280.

The previous prime is 42959509. The next prime is 42959599. The reversal of 42959529 is 92595924.

It is not a de Polignac number, because 42959529 - 2¹⁵ = 42926761 is a prime.

It is a super-2 number, since 2×42959529² = 3691042263803682, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42959509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114987 + ... + 115359.

It is an arithmetic number, because the mean of its divisors is an integer number (2644928).

Almost surely, 2^42959529 is an apocalyptic number.

It is an amenable number.

42959529 is a deficient number, since it is larger than the sum of its proper divisors (20518743).

42959529 is a wasteful number, since it uses less digits than its factorization.

42959529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 634 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 42959529 is about 6554.3519130422. The cubic root of 42959529 is about 350.2298598925.

It can be divided in two parts, 4295 and 9529, that added together give a cube (13824 = 24³).

The spelling of 42959529 in words is "forty-two million, nine hundred fifty-nine thousand, five hundred twenty-nine".