421898335574 has 8 divisors (see below), whose sum is σ = 632875488240. Its totient is φ = 210939839496.

The previous prime is 421898335549. The next prime is 421898335597. The reversal of 421898335574 is 475533898124.

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

It is a super-2 number, since 2×421898335574² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

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, 4607474 + ... + 4698149.

It is an arithmetic number, because the mean of its divisors is an integer number (79109436030).

Almost surely, 2^421898335574 is an apocalyptic number.

421898335574 is a deficient number, since it is larger than the sum of its proper divisors (210977152666).

421898335574 is a wasteful number, since it uses less digits than its factorization.

421898335574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9328294.

The product of its digits is 29030400, while the sum is 59.

The spelling of 421898335574 in words is "four hundred twenty-one billion, eight hundred ninety-eight million, three hundred thirty-five thousand, five hundred seventy-four".