421074573 has 4 divisors (see below), whose sum is σ = 561432768. Its totient is φ = 280716380.

The previous prime is 421074539. The next prime is 421074607. The reversal of 421074573 is 375470124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (421074539) and next prime (421074607).

It is a cyclic number.

It is not a de Polignac number, because 421074573 - 2⁶ = 421074509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421078573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70179093 + ... + 70179098.

It is an arithmetic number, because the mean of its divisors is an integer number (140358192).

Almost surely, 2^421074573 is an apocalyptic number.

It is an amenable number.

421074573 is a deficient number, since it is larger than the sum of its proper divisors (140358195).

421074573 is a wasteful number, since it uses less digits than its factorization.

421074573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140358194.

The product of its (nonzero) digits is 23520, while the sum is 33.

The square root of 421074573 is about 20520.1016810346. The cubic root of 421074573 is about 749.5253725907.

The spelling of 421074573 in words is "four hundred twenty-one million, seventy-four thousand, five hundred seventy-three".