16040098 has 4 divisors (see below), whose sum is σ = 24060150. Its totient is φ = 8020048.

The previous prime is 16040093. The next prime is 16040099. The reversal of 16040098 is 89004061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13227769 + 2812329 = 3637^2 + 1677^2 .

It is not an unprimeable number, because it can be changed into a prime (16040093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4010023 + ... + 4010026.

Almost surely, 2^16040098 is an apocalyptic number.

16040098 is a deficient number, since it is larger than the sum of its proper divisors (8020052).

16040098 is an equidigital number, since it uses as much as digits as its factorization.

16040098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8020051.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 16040098 is about 4005.0091135976. The cubic root of 16040098 is about 252.1945356853.

The spelling of 16040098 in words is "sixteen million, forty thousand, ninety-eight".