16675650 has 36 divisors (see below), whose sum is σ = 44803122. Its totient is φ = 4446720.

The previous prime is 16675649. The next prime is 16675651. The reversal of 16675650 is 5657661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16675649) and next prime (16675651).

It can be written as a sum of positive squares in 3 ways, for example, as 15515721 + 1159929 = 3939^2 + 1077^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16675651) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 18079 + ... + 18978.

Almost surely, 2^16675650 is an apocalyptic number.

16675650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16675650 is an abundant number, since it is smaller than the sum of its proper divisors (28127472).

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

16675650 is a wasteful number, since it uses less digits than its factorization.

16675650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37075 (or 37067 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 16675650 is about 4083.5829855655. The cubic root of 16675650 is about 255.4823626419.

The spelling of 16675650 in words is "sixteen million, six hundred seventy-five thousand, six hundred fifty".