16275290 has 16 divisors (see below), whose sum is σ = 31019112. Its totient is φ = 6127104.

The previous prime is 16275289. The next prime is 16275299. The reversal of 16275290 is 9257261.

It can be written as a sum of positive squares in 4 ways, for example, as 16265089 + 10201 = 4033^2 + 101^2 .

It is not an unprimeable number, because it can be changed into a prime (16275299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47699 + ... + 48038.

Almost surely, 2^16275290 is an apocalyptic number.

16275290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16275290 is a deficient number, since it is larger than the sum of its proper divisors (14743822).

16275290 is a wasteful number, since it uses less digits than its factorization.

16275290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95761.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 16275290 is about 4034.2644930644. The cubic root of 16275290 is about 253.4211818293.

The spelling of 16275290 in words is "sixteen million, two hundred seventy-five thousand, two hundred ninety".