421936298 has 16 divisors (see below), whose sum is σ = 723612480. Its totient is φ = 180756576.

The previous prime is 421936279. The next prime is 421936309. The reversal of 421936298 is 892639124.

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, 43673 + ... + 52451.

It is an arithmetic number, because the mean of its divisors is an integer number (45225780).

Almost surely, 2^421936298 is an apocalyptic number.

421936298 is a deficient number, since it is larger than the sum of its proper divisors (301676182).

421936298 is a wasteful number, since it uses less digits than its factorization.

421936298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12221.

The product of its digits is 186624, while the sum is 44.

The square root of 421936298 is about 20541.0880432367. The cubic root of 421936298 is about 750.0363229816.

The spelling of 421936298 in words is "four hundred twenty-one million, nine hundred thirty-six thousand, two hundred ninety-eight".