163000372 has 6 divisors (see below), whose sum is σ = 285250658. Its totient is φ = 81500184.

The previous prime is 163000367. The next prime is 163000393. The reversal of 163000372 is 273000361.

It can be written as a sum of positive squares in only one way, i.e., 160427556 + 2572816 = 12666^2 + 1604^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20375043 + ... + 20375050.

Almost surely, 2^163000372 is an apocalyptic number.

It is an amenable number.

163000372 is a deficient number, since it is larger than the sum of its proper divisors (122250286).

163000372 is a wasteful number, since it uses less digits than its factorization.

163000372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40750097 (or 40750095 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 163000372 is about 12767.1599034398. The cubic root of 163000372 is about 546.2559726842.

The spelling of 163000372 in words is "one hundred sixty-three million, three hundred seventy-two", and thus it is an aban number.