16394746 has 8 divisors (see below), whose sum is σ = 24845940. Its totient is φ = 8112768.

The previous prime is 16394731. The next prime is 16394759. The reversal of 16394746 is 64749361.

It can be written as a sum of positive squares in 2 ways, for example, as 16313521 + 81225 = 4039^2 + 285^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 16394699 and 16394708.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42061 + ... + 42448.

Almost surely, 2^16394746 is an apocalyptic number.

16394746 is a deficient number, since it is larger than the sum of its proper divisors (8451194).

16394746 is an equidigital number, since it uses as much as digits as its factorization.

16394746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84608.

The product of its digits is 108864, while the sum is 40.

The square root of 16394746 is about 4049.0426028877. The cubic root of 16394746 is about 254.0396842122.

The spelling of 16394746 in words is "sixteen million, three hundred ninety-four thousand, seven hundred forty-six".