42231152 has 10 divisors (see below), whose sum is σ = 81822888. Its totient is φ = 21115568.

The previous prime is 42231131. The next prime is 42231169. The reversal of 42231152 is 25113224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319708 + ... + 1319739.

Almost surely, 2^42231152 is an apocalyptic number.

It is an amenable number.

42231152 is a deficient number, since it is larger than the sum of its proper divisors (39591736).

42231152 is a wasteful number, since it uses less digits than its factorization.

42231152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639455 (or 2639449 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 42231152 is about 6498.5499921136. The cubic root of 42231152 is about 348.2391890651.

Adding to 42231152 its reverse (25113224), we get a palindrome (67344376).

The spelling of 42231152 in words is "forty-two million, two hundred thirty-one thousand, one hundred fifty-two".