16936490 has 8 divisors (see below), whose sum is σ = 30485700. Its totient is φ = 6774592.

The previous prime is 16936489. The next prime is 16936499. The reversal of 16936490 is 9463961.

It can be written as a sum of positive squares in 2 ways, for example, as 16801801 + 134689 = 4099^2 + 367^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16936499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846815 + ... + 846834.

Almost surely, 2^16936490 is an apocalyptic number.

16936490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16936490 is a deficient number, since it is larger than the sum of its proper divisors (13549210).

16936490 is a wasteful number, since it uses less digits than its factorization.

16936490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693656.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 16936490 is about 4115.3967001979. The cubic root of 16936490 is about 256.8075593088.

The spelling of 16936490 in words is "sixteen million, nine hundred thirty-six thousand, four hundred ninety".