421258274 has 16 divisors (see below), whose sum is σ = 651735936. Its totient is φ = 204102000.

The previous prime is 421258273. The next prime is 421258297. The reversal of 421258274 is 472852124.

It is not an unprimeable number, because it can be changed into a prime (421258273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12692 + ... + 31679.

It is an arithmetic number, because the mean of its divisors is an integer number (40733496).

Almost surely, 2^421258274 is an apocalyptic number.

421258274 is a deficient number, since it is larger than the sum of its proper divisors (230477662).

421258274 is a wasteful number, since it uses less digits than its factorization.

421258274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44521.

The product of its digits is 35840, while the sum is 35.

The square root of 421258274 is about 20524.5773159888. The cubic root of 421258274 is about 749.6343545075.

The spelling of 421258274 in words is "four hundred twenty-one million, two hundred fifty-eight thousand, two hundred seventy-four".