163097250 has 32 divisors (see below), whose sum is σ = 407092608. Its totient is φ = 43492400.

The previous prime is 163097243. The next prime is 163097251. The reversal of 163097250 is 52790361.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (163097251) 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 15 ways as a sum of consecutive naturals, for example, 107982 + ... + 109481.

It is an arithmetic number, because the mean of its divisors is an integer number (12721644).

Almost surely, 2^163097250 is an apocalyptic number.

163097250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163097250 is an abundant number, since it is smaller than the sum of its proper divisors (243995358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163097250 is a wasteful number, since it uses less digits than its factorization.

163097250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217483 (or 217473 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 163097250 is about 12770.9533708334. The cubic root of 163097250 is about 546.3641722437.

The spelling of 163097250 in words is "one hundred sixty-three million, ninety-seven thousand, two hundred fifty".