42900222 has 32 divisors (see below), whose sum is σ = 89131680. Its totient is φ = 13749120.

The previous prime is 42900149. The next prime is 42900223. The reversal of 42900222 is 22200924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42900223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64572 + ... + 65232.

It is an arithmetic number, because the mean of its divisors is an integer number (2785365).

Almost surely, 2^42900222 is an apocalyptic number.

42900222 is an abundant number, since it is smaller than the sum of its proper divisors (46231458).

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

42900222 is a wasteful number, since it uses less digits than its factorization.

42900222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 42900222 is about 6549.8261045619. The cubic root of 42900222 is about 350.0686178390.

The spelling of 42900222 in words is "forty-two million, nine hundred thousand, two hundred twenty-two".