421384294 has 8 divisors (see below), whose sum is σ = 636901848. Its totient is φ = 209083680.

The previous prime is 421384283. The next prime is 421384307. The reversal of 421384294 is 492483124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803907 + ... + 804430.

It is an arithmetic number, because the mean of its divisors is an integer number (79612731).

Almost surely, 2^421384294 is an apocalyptic number.

421384294 is a deficient number, since it is larger than the sum of its proper divisors (215517554).

421384294 is a wasteful number, since it uses less digits than its factorization.

421384294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608470.

The product of its digits is 55296, while the sum is 37.

The square root of 421384294 is about 20527.6470643861. The cubic root of 421384294 is about 749.7090984422.

The spelling of 421384294 in words is "four hundred twenty-one million, three hundred eighty-four thousand, two hundred ninety-four".