422124894 has 48 divisors (see below), whose sum is σ = 938995200. Its totient is φ = 136978128.

The previous prime is 422124893. The next prime is 422124917. The reversal of 422124894 is 498421224.

It is a super-2 number, since 2×422124894² = 356378852269022472, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422124893) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292627 + ... + 294065.

It is an arithmetic number, because the mean of its divisors is an integer number (19562400).

Almost surely, 2^422124894 is an apocalyptic number.

422124894 is an abundant number, since it is smaller than the sum of its proper divisors (516870306).

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

422124894 is a wasteful number, since it uses less digits than its factorization.

422124894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869 (or 1866 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 422124894 is about 20545.6782316866. The cubic root of 422124894 is about 750.1480561039.

It can be divided in two parts, 422 and 124894, that added together give a square (125316 = 354²).

The spelling of 422124894 in words is "four hundred twenty-two million, one hundred twenty-four thousand, eight hundred ninety-four".