161476850 has 12 divisors (see below), whose sum is σ = 300347034. Its totient is φ = 64590720.

The previous prime is 161476841. The next prime is 161476853. The reversal of 161476850 is 58674161.

It can be written as a sum of positive squares in 3 ways, for example, as 132457081 + 29019769 = 11509^2 + 5387^2 .

It is a hoax number, since the sum of its digits (38) 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 (161476853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1614719 + ... + 1614818.

Almost surely, 2^161476850 is an apocalyptic number.

161476850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161476850 is a deficient number, since it is larger than the sum of its proper divisors (138870184).

161476850 is a wasteful number, since it uses less digits than its factorization.

161476850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229549 (or 3229544 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 161476850 is about 12707.3541699285. The cubic root of 161476850 is about 544.5487384849.

The spelling of 161476850 in words is "one hundred sixty-one million, four hundred seventy-six thousand, eight hundred fifty".