42252126 has 16 divisors (see below), whose sum is σ = 96576384. Its totient is φ = 12072024.

The previous prime is 42252109. The next prime is 42252137. The reversal of 42252126 is 62125224.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42252096 and 42252105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502960 + ... + 503043.

It is an arithmetic number, because the mean of its divisors is an integer number (6036024).

Almost surely, 2^42252126 is an apocalyptic number.

42252126 is an abundant number, since it is smaller than the sum of its proper divisors (54324258).

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

42252126 is a wasteful number, since it uses less digits than its factorization.

42252126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006015.

The product of its digits is 1920, while the sum is 24.

The square root of 42252126 is about 6500.1635364043. The cubic root of 42252126 is about 348.2968302420.

The spelling of 42252126 in words is "forty-two million, two hundred fifty-two thousand, one hundred twenty-six".