424121398 has 8 divisors (see below), whose sum is σ = 642018960. Its totient is φ = 210115080.

The previous prime is 424121377. The next prime is 424121407. The reversal of 424121398 is 893121424.

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, 972538 + ... + 972973.

It is an arithmetic number, because the mean of its divisors is an integer number (80252370).

Almost surely, 2^424121398 is an apocalyptic number.

424121398 is a deficient number, since it is larger than the sum of its proper divisors (217897562).

424121398 is a wasteful number, since it uses less digits than its factorization.

424121398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945622.

The product of its digits is 13824, while the sum is 34.

The square root of 424121398 is about 20594.2078750313. The cubic root of 424121398 is about 751.3288429927.

The spelling of 424121398 in words is "four hundred twenty-four million, one hundred twenty-one thousand, three hundred ninety-eight".