421120046 has 8 divisors (see below), whose sum is σ = 633589464. Its totient is φ = 209923560.

The previous prime is 421120043. The next prime is 421120057. The reversal of 421120046 is 640021124.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421120043) 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, 317405 + ... + 318728.

It is an arithmetic number, because the mean of its divisors is an integer number (79198683).

Almost surely, 2^421120046 is an apocalyptic number.

421120046 is a deficient number, since it is larger than the sum of its proper divisors (212469418).

421120046 is a wasteful number, since it uses less digits than its factorization.

421120046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636466.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 421120046 is about 20521.2096622007. The cubic root of 421120046 is about 749.5523527209.

The spelling of 421120046 in words is "four hundred twenty-one million, one hundred twenty thousand, forty-six".