16427386 has 4 divisors (see below), whose sum is σ = 24641082. Its totient is φ = 8213692.

The previous prime is 16427377. The next prime is 16427401. The reversal of 16427386 is 68372461.

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., 10272025 + 6155361 = 3205^2 + 2481^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4106845 + ... + 4106848.

Almost surely, 2^16427386 is an apocalyptic number.

16427386 is a deficient number, since it is larger than the sum of its proper divisors (8213696).

16427386 is an equidigital number, since it uses as much as digits as its factorization.

16427386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8213695.

The product of its digits is 48384, while the sum is 37.

The square root of 16427386 is about 4053.0711812155. The cubic root of 16427386 is about 254.2081601104.

The spelling of 16427386 in words is "sixteen million, four hundred twenty-seven thousand, three hundred eighty-six".