632343665 has 16 divisors (see below), whose sum is σ = 772934400. Its totient is φ = 496543872.

The previous prime is 632343661. The next prime is 632343671. The reversal of 632343665 is 566343236.

It is a cyclic number.

It is not a de Polignac number, because 632343665 - 2² = 632343661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (632343661) 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, 56744 + ... + 66966.

It is an arithmetic number, because the mean of its divisors is an integer number (48308400).

Almost surely, 2^632343665 is an apocalyptic number.

It is an amenable number.

632343665 is a deficient number, since it is larger than the sum of its proper divisors (140590735).

632343665 is a wasteful number, since it uses less digits than its factorization.

632343665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10456.

The product of its digits is 233280, while the sum is 38.

The square root of 632343665 is about 25146.4443808663. Note that the first 3 decimals coincide. The cubic root of 632343665 is about 858.3236069739.

The spelling of 632343665 in words is "six hundred thirty-two million, three hundred forty-three thousand, six hundred sixty-five".