421124626 has 32 divisors (see below), whose sum is σ = 717675840. Its totient is φ = 183726144.

The previous prime is 421124621. The next prime is 421124633. The reversal of 421124626 is 626421124.

It is a junction number, because it is equal to n+sod(n) for n = 421124594 and 421124603.

It is not an unprimeable number, because it can be changed into a prime (421124621) 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 15 ways as a sum of consecutive naturals, for example, 361521 + ... + 362683.

It is an arithmetic number, because the mean of its divisors is an integer number (22427370).

Almost surely, 2^421124626 is an apocalyptic number.

421124626 is a deficient number, since it is larger than the sum of its proper divisors (296551214).

421124626 is a wasteful number, since it uses less digits than its factorization.

421124626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930.

The product of its digits is 4608, while the sum is 28.

The square root of 421124626 is about 20521.3212537595. The cubic root of 421124626 is about 749.5550700279. Note that the first 3 decimals are identical.

The spelling of 421124626 in words is "four hundred twenty-one million, one hundred twenty-four thousand, six hundred twenty-six".