816793374 has 16 divisors (see below), whose sum is σ = 1633943808. Its totient is φ = 272204952.

The previous prime is 816793361. The next prime is 816793379. The reversal of 816793374 is 473397618.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816793379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21829 + ... + 45935.

It is an arithmetic number, because the mean of its divisors is an integer number (102121488).

Almost surely, 2^816793374 is an apocalyptic number.

816793374 is an abundant number, since it is smaller than the sum of its proper divisors (817150434).

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

816793374 is a wasteful number, since it uses less digits than its factorization.

816793374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29759.

The product of its digits is 762048, while the sum is 48.

The square root of 816793374 is about 28579.5971630112. The cubic root of 816793374 is about 934.7684992175.

The spelling of 816793374 in words is "eight hundred sixteen million, seven hundred ninety-three thousand, three hundred seventy-four".