16397036 has 6 divisors (see below), whose sum is σ = 28694820. Its totient is φ = 8198516.

The previous prime is 16397033. The next prime is 16397039. The reversal of 16397036 is 63079361.

It is an interprime number because it is at equal distance from previous prime (16397033) and next prime (16397039).

It is a junction number, because it is equal to n+sod(n) for n = 16396987 and 16397005.

It is not an unprimeable number, because it can be changed into a prime (16397033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2049626 + ... + 2049633.

It is an arithmetic number, because the mean of its divisors is an integer number (4782470).

Almost surely, 2^16397036 is an apocalyptic number.

It is an amenable number.

16397036 is a deficient number, since it is larger than the sum of its proper divisors (12297784).

16397036 is a wasteful number, since it uses less digits than its factorization.

16397036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099263 (or 4099261 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 16397036 is about 4049.3253759114. The cubic root of 16397036 is about 254.0515116557.

The spelling of 16397036 in words is "sixteen million, three hundred ninety-seven thousand, thirty-six".