632720259 has 12 divisors (see below), whose sum is σ = 914153136. Its totient is φ = 421710192.

The previous prime is 632720237. The next prime is 632720267. The reversal of 632720259 is 952027236.

632720259 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 632720259 - 2⁷ = 632720131 is a prime.

It is a super-2 number, since 2×632720259² = 800669852298054162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (632720269) 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, 54594 + ... + 65160.

It is an arithmetic number, because the mean of its divisors is an integer number (76179428).

Almost surely, 2^632720259 is an apocalyptic number.

632720259 is a deficient number, since it is larger than the sum of its proper divisors (281432877).

632720259 is a wasteful number, since it uses less digits than its factorization.

632720259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17226 (or 17223 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 632720259 is about 25153.9312832010. The cubic root of 632720259 is about 858.4939654835.

The spelling of 632720259 in words is "six hundred thirty-two million, seven hundred twenty thousand, two hundred fifty-nine".