632227491 has 16 divisors (see below), whose sum is σ = 1070438400. Its totient is φ = 361272744.

The previous prime is 632227483. The next prime is 632227507. The reversal of 632227491 is 194722236.

632227491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 632227491 - 2³ = 632227483 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (632227481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1672371 + ... + 1672748.

It is an arithmetic number, because the mean of its divisors is an integer number (66902400).

Almost surely, 2^632227491 is an apocalyptic number.

632227491 is a deficient number, since it is larger than the sum of its proper divisors (438210909).

632227491 is a wasteful number, since it uses less digits than its factorization.

632227491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345135 (or 3345129 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 632227491 is about 25144.1343259218. The cubic root of 632227491 is about 858.2710400975.

The spelling of 632227491 in words is "six hundred thirty-two million, two hundred twenty-seven thousand, four hundred ninety-one".