422781934 has 8 divisors (see below), whose sum is σ = 648921240. Its totient is φ = 206474856.

The previous prime is 422781917. The next prime is 422781941. The reversal of 422781934 is 439187224.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2457949 + ... + 2458120.

It is an arithmetic number, because the mean of its divisors is an integer number (81115155).

Almost surely, 2^422781934 is an apocalyptic number.

422781934 is a deficient number, since it is larger than the sum of its proper divisors (226139306).

422781934 is a wasteful number, since it uses less digits than its factorization.

422781934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4916114.

The product of its digits is 96768, while the sum is 40.

The square root of 422781934 is about 20561.6617519110. The cubic root of 422781934 is about 750.5370577039.

The spelling of 422781934 in words is "four hundred twenty-two million, seven hundred eighty-one thousand, nine hundred thirty-four".