10161650 has 12 divisors (see below), whose sum is σ = 18900762. Its totient is φ = 4064640.

The previous prime is 10161649. The next prime is 10161659. The reversal of 10161650 is 5616101.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7295401 + 2866249 = 2701^2 + 1693^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (10161659) 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 5 ways as a sum of consecutive naturals, for example, 101567 + ... + 101666.

Almost surely, 2^10161650 is an apocalyptic number.

10161650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10161650 is a deficient number, since it is larger than the sum of its proper divisors (8739112).

10161650 is a wasteful number, since it uses less digits than its factorization.

10161650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203245 (or 203240 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 10161650 is about 3187.7343051139. The cubic root of 10161650 is about 216.5981505907.

Adding to 10161650 its reverse (5616101), we get a palindrome (15777751).

The spelling of 10161650 in words is "ten million, one hundred sixty-one thousand, six hundred fifty".