42538296 has 32 divisors (see below), whose sum is σ = 106738560. Its totient is φ = 14127072.

The previous prime is 42538291. The next prime is 42538297. The reversal of 42538296 is 69283524.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42538291) 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, 3661 + ... + 9923.

It is an arithmetic number, because the mean of its divisors is an integer number (3335580).

Almost surely, 2^42538296 is an apocalyptic number.

It is an amenable number.

42538296 is an abundant number, since it is smaller than the sum of its proper divisors (64200264).

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

42538296 is a wasteful number, since it uses less digits than its factorization.

42538296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6555 (or 6551 counting only the distinct ones).

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

The square root of 42538296 is about 6522.1389129641. The cubic root of 42538296 is about 349.0813897637.

The spelling of 42538296 in words is "forty-two million, five hundred thirty-eight thousand, two hundred ninety-six".