163632073 has 8 divisors (see below), whose sum is σ = 181434816. Its totient is φ = 146317200.

The previous prime is 163632061. The next prime is 163632101. The reversal of 163632073 is 370236361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163632073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163632013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121261 + ... + 122602.

It is an arithmetic number, because the mean of its divisors is an integer number (22679352).

Almost surely, 2^163632073 is an apocalyptic number.

It is an amenable number.

163632073 is a deficient number, since it is larger than the sum of its proper divisors (17802743).

163632073 is a wasteful number, since it uses less digits than its factorization.

163632073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243935.

The product of its (nonzero) digits is 13608, while the sum is 31.

The square root of 163632073 is about 12791.8752730004. The cubic root of 163632073 is about 546.9607269713.

It can be divided in two parts, 163 and 632073, that added together give a palindrome (632236).

The spelling of 163632073 in words is "one hundred sixty-three million, six hundred thirty-two thousand, seventy-three".