421327574 has 4 divisors (see below), whose sum is σ = 631991364. Its totient is φ = 210663786.

The previous prime is 421327567. The next prime is 421327579. The reversal of 421327574 is 475723124.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×421327574² = 355033849225450952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421327579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105331892 + ... + 105331895.

It is an arithmetic number, because the mean of its divisors is an integer number (157997841).

Almost surely, 2^421327574 is an apocalyptic number.

421327574 is a deficient number, since it is larger than the sum of its proper divisors (210663790).

421327574 is a wasteful number, since it uses less digits than its factorization.

421327574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210663789.

The product of its digits is 47040, while the sum is 35.

The square root of 421327574 is about 20526.2654664700. The cubic root of 421327574 is about 749.6754589918.

The spelling of 421327574 in words is "four hundred twenty-one million, three hundred twenty-seven thousand, five hundred seventy-four".