632753279 has 2 divisors, whose sum is σ = 632753280. Its totient is φ = 632753278.

The previous prime is 632753267. The next prime is 632753309. The reversal of 632753279 is 972357236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 632753279 - 2⁴ = 632753263 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632753249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316376639 + 316376640.

It is an arithmetic number, because the mean of its divisors is an integer number (316376640).

Almost surely, 2^632753279 is an apocalyptic number.

632753279 is a deficient number, since it is larger than the sum of its proper divisors (1).

632753279 is an equidigital number, since it uses as much as digits as its factorization.

632753279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476280, while the sum is 44.

The square root of 632753279 is about 25154.5876332728. The cubic root of 632753279 is about 858.5088994016.

The spelling of 632753279 in words is "six hundred thirty-two million, seven hundred fifty-three thousand, two hundred seventy-nine".