632272469 has 2 divisors, whose sum is σ = 632272470. Its totient is φ = 632272468.

The previous prime is 632272453. The next prime is 632272499. The reversal of 632272469 is 964272236.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 632271025 + 1444 = 25145^2 + 38^2 .

It is a cyclic number.

It is not a de Polignac number, because 632272469 - 2⁴ = 632272453 is a prime.

It is a super-2 number, since 2×632272469² = 799536950110711922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632272409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316136234 + 316136235.

It is an arithmetic number, because the mean of its divisors is an integer number (316136235).

Almost surely, 2^632272469 is an apocalyptic number.

It is an amenable number.

632272469 is a deficient number, since it is larger than the sum of its proper divisors (1).

632272469 is an equidigital number, since it uses as much as digits as its factorization.

632272469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 41.

The square root of 632272469 is about 25145.0287134455. The cubic root of 632272469 is about 858.2913926868.

The spelling of 632272469 in words is "six hundred thirty-two million, two hundred seventy-two thousand, four hundred sixty-nine".