42329525 has 12 divisors (see below), whose sum is σ = 59987232. Its totient is φ = 29025840.

The previous prime is 42329513. The next prime is 42329527. The reversal of 42329525 is 52592324.

It is a de Polignac number, because none of the positive numbers 2^k-42329525 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42329491 and 42329500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42329527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120767 + ... + 121116.

It is an arithmetic number, because the mean of its divisors is an integer number (4998936).

Almost surely, 2^42329525 is an apocalyptic number.

It is an amenable number.

42329525 is a deficient number, since it is larger than the sum of its proper divisors (17657707).

42329525 is a wasteful number, since it uses less digits than its factorization.

42329525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241900 (or 241895 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 42329525 is about 6506.1144318249. The cubic root of 42329525 is about 348.5093748314.

The spelling of 42329525 in words is "forty-two million, three hundred twenty-nine thousand, five hundred twenty-five".