42874126 has 4 divisors (see below), whose sum is σ = 64311192. Its totient is φ = 21437062.

The previous prime is 42874123. The next prime is 42874129. The reversal of 42874126 is 62147824.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42874123) and next prime (42874129).

It is a junction number, because it is equal to n+sod(n) for n = 42874091 and 42874100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42874123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10718530 + ... + 10718533.

It is an arithmetic number, because the mean of its divisors is an integer number (16077798).

Almost surely, 2^42874126 is an apocalyptic number.

42874126 is a deficient number, since it is larger than the sum of its proper divisors (21437066).

42874126 is a wasteful number, since it uses less digits than its factorization.

42874126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21437065.

The product of its digits is 21504, while the sum is 34.

The square root of 42874126 is about 6547.8336875642. The cubic root of 42874126 is about 349.9976217525.

The spelling of 42874126 in words is "forty-two million, eight hundred seventy-four thousand, one hundred twenty-six".