42262308 has 144 divisors (see below), whose sum is σ = 126584640. Its totient is φ = 11750400.

The previous prime is 42262307. The next prime is 42262361. The reversal of 42262308 is 80326224.

42262308 is a `hidden beast` number, since 422 + 6 + 230 + 8 = 666.

It is a super-2 number, since 2×42262308² = 3572205354973728, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42262301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 308416 + ... + 308552.

It is an arithmetic number, because the mean of its divisors is an integer number (879060).

Almost surely, 2^42262308 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42262308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63292320).

42262308 is an abundant number, since it is smaller than the sum of its proper divisors (84322332).

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

42262308 is a wasteful number, since it uses less digits than its factorization.

42262308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 42262308 is about 6500.9467002891. The cubic root of 42262308 is about 348.3248057455.

The spelling of 42262308 in words is "forty-two million, two hundred sixty-two thousand, three hundred eight".