421083057 has 16 divisors (see below), whose sum is σ = 587461248. Its totient is φ = 267780480.

The previous prime is 421083041. The next prime is 421083067. The reversal of 421083057 is 750380124.

It is not a de Polignac number, because 421083057 - 2⁴ = 421083041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421083017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17557 + ... + 33917.

It is an arithmetic number, because the mean of its divisors is an integer number (36716328).

Almost surely, 2^421083057 is an apocalyptic number.

It is an amenable number.

421083057 is a deficient number, since it is larger than the sum of its proper divisors (166378191).

421083057 is a wasteful number, since it uses less digits than its factorization.

421083057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16760.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 421083057 is about 20520.3084041152. The cubic root of 421083057 is about 749.5304064817.

The spelling of 421083057 in words is "four hundred twenty-one million, eighty-three thousand, fifty-seven".