163400332 has 6 divisors (see below), whose sum is σ = 285950588. Its totient is φ = 81700164.

The previous prime is 163400317. The next prime is 163400339. The reversal of 163400332 is 233004361.

163400332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (163400339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20425038 + ... + 20425045.

Almost surely, 2^163400332 is an apocalyptic number.

It is an amenable number.

163400332 is a deficient number, since it is larger than the sum of its proper divisors (122550256).

163400332 is a wasteful number, since it uses less digits than its factorization.

163400332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40850087 (or 40850085 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 163400332 is about 12782.8139312125. The cubic root of 163400332 is about 546.7023971953.

Adding to 163400332 its reverse (233004361), we get a palindrome (396404693).

The spelling of 163400332 in words is "one hundred sixty-three million, four hundred thousand, three hundred thirty-two".