632343321 has 8 divisors (see below), whose sum is σ = 936804960. Its totient is φ = 421562196.

The previous prime is 632343307. The next prime is 632343331. The reversal of 632343321 is 123343236.

It is a happy number.

632343321 is a `hidden beast` number, since 6 + 323 + 4 + 332 + 1 = 666.

It is not a de Polignac number, because 632343321 - 2⁷ = 632343193 is a prime.

It is a super-2 number, since 2×632343321² = 799716151226618082, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 23420123 = 632343321 / (6 + 3 + 2 + 3 + 4 + 3 + 3 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (632343331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11710035 + ... + 11710088.

It is an arithmetic number, because the mean of its divisors is an integer number (117100620).

Almost surely, 2^632343321 is an apocalyptic number.

It is an amenable number.

632343321 is a deficient number, since it is larger than the sum of its proper divisors (304461639).

632343321 is a wasteful number, since it uses less digits than its factorization.

632343321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23420132 (or 23420126 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 632343321 is about 25146.4375409321. The cubic root of 632343321 is about 858.3234513289.

Adding to 632343321 its reverse (123343236), we get a palindrome (755686557).

The spelling of 632343321 in words is "six hundred thirty-two million, three hundred forty-three thousand, three hundred twenty-one".