422490458 has 32 divisors (see below), whose sum is σ = 692822592. Its totient is φ = 192067200.

The previous prime is 422490449. The next prime is 422490503. The reversal of 422490458 is 854094224.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554798 + ... + 555558.

It is an arithmetic number, because the mean of its divisors is an integer number (21650706).

Almost surely, 2^422490458 is an apocalyptic number.

422490458 is a deficient number, since it is larger than the sum of its proper divisors (270332134).

422490458 is a wasteful number, since it uses less digits than its factorization.

422490458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 422490458 is about 20554.5726786037. The cubic root of 422490458 is about 750.3645386386.

The spelling of 422490458 in words is "four hundred twenty-two million, four hundred ninety thousand, four hundred fifty-eight".