16936419 has 4 divisors (see below), whose sum is σ = 22581896. Its totient is φ = 11290944.

The previous prime is 16936397. The next prime is 16936421. The reversal of 16936419 is 91463961.

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

It is not a de Polignac number, because 16936419 - 2⁷ = 16936291 is a prime.

It is a super-2 number, since 2×16936419² = 573684577087122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16936489) 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, 2822734 + ... + 2822739.

It is an arithmetic number, because the mean of its divisors is an integer number (5645474).

Almost surely, 2^16936419 is an apocalyptic number.

16936419 is a deficient number, since it is larger than the sum of its proper divisors (5645477).

16936419 is an equidigital number, since it uses as much as digits as its factorization.

16936419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5645476.

The product of its digits is 34992, while the sum is 39.

The square root of 16936419 is about 4115.3880740460. The cubic root of 16936419 is about 256.8072004512.

The spelling of 16936419 in words is "sixteen million, nine hundred thirty-six thousand, four hundred nineteen".