42589236 has 24 divisors (see below), whose sum is σ = 99733984. Its totient is φ = 14145120.

The previous prime is 42589229. The next prime is 42589237. The reversal of 42589236 is 63298524.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42589194 and 42589203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42589237) 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, 2875 + ... + 9666.

Almost surely, 2^42589236 is an apocalyptic number.

It is an amenable number.

42589236 is an abundant number, since it is smaller than the sum of its proper divisors (57144748).

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

42589236 is a wasteful number, since it uses less digits than its factorization.

42589236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12831 (or 12829 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 42589236 is about 6526.0429051608. The cubic root of 42589236 is about 349.2206769023.

The spelling of 42589236 in words is "forty-two million, five hundred eighty-nine thousand, two hundred thirty-six".