42538150 has 24 divisors (see below), whose sum is σ = 83287080. Its totient is φ = 16119360.

The previous prime is 42538127. The next prime is 42538151. The reversal of 42538150 is 5183524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42538151) 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, 21439 + ... + 23338.

It is an arithmetic number, because the mean of its divisors is an integer number (3470295).

Almost surely, 2^42538150 is an apocalyptic number.

42538150 is a deficient number, since it is larger than the sum of its proper divisors (40748930).

42538150 is a wasteful number, since it uses less digits than its factorization.

42538150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44808 (or 44803 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 42538150 is about 6522.1277203072. The cubic root of 42538150 is about 349.0809903907.

It can be divided in two parts, 4253 and 8150, that added together give a triangular number (12403 = T₁₅₇).

The spelling of 42538150 in words is "forty-two million, five hundred thirty-eight thousand, one hundred fifty".