633794491 has 12 divisors (see below), whose sum is σ = 703175256. Its totient is φ = 570780320.

The previous prime is 633794489. The next prime is 633794549. The reversal of 633794491 is 194497336.

It is not a de Polignac number, because 633794491 - 2¹ = 633794489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (633794401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11530 + ... + 37423.

It is an arithmetic number, because the mean of its divisors is an integer number (58597938).

Almost surely, 2^633794491 is an apocalyptic number.

633794491 is a deficient number, since it is larger than the sum of its proper divisors (69380765).

633794491 is a wasteful number, since it uses less digits than its factorization.

633794491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49082 (or 49071 counting only the distinct ones).

The product of its digits is 489888, while the sum is 46.

The square root of 633794491 is about 25175.2753907480. The cubic root of 633794491 is about 858.9795409293.

The spelling of 633794491 in words is "six hundred thirty-three million, seven hundred ninety-four thousand, four hundred ninety-one".