421282158 has 16 divisors (see below), whose sum is σ = 919161216. Its totient is φ = 127661240.

The previous prime is 421282133. The next prime is 421282181. The reversal of 421282158 is 851282124.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3191466 + ... + 3191597.

It is an arithmetic number, because the mean of its divisors is an integer number (57447576).

Almost surely, 2^421282158 is an apocalyptic number.

421282158 is an abundant number, since it is smaller than the sum of its proper divisors (497879058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421282158 is a wasteful number, since it uses less digits than its factorization.

421282158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6383079.

The product of its digits is 10240, while the sum is 33.

The square root of 421282158 is about 20525.1591467642. The cubic root of 421282158 is about 749.6485215318.

The spelling of 421282158 in words is "four hundred twenty-one million, two hundred eighty-two thousand, one hundred fifty-eight".