16493396 has 6 divisors (see below), whose sum is σ = 28863450. Its totient is φ = 8246696.

The previous prime is 16493377. The next prime is 16493413. The reversal of 16493396 is 69339461.

It can be written as a sum of positive squares in only one way, i.e., 15100996 + 1392400 = 3886^2 + 1180^2 .

It is a super-2 number, since 2×16493396² = 544064223225632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061671 + ... + 2061678.

It is an arithmetic number, because the mean of its divisors is an integer number (4810575).

Almost surely, 2^16493396 is an apocalyptic number.

It is an amenable number.

16493396 is a deficient number, since it is larger than the sum of its proper divisors (12370054).

16493396 is a wasteful number, since it uses less digits than its factorization.

16493396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123353 (or 4123351 counting only the distinct ones).

The product of its digits is 104976, while the sum is 41.

The square root of 16493396 is about 4061.2062247564. The cubic root of 16493396 is about 254.5481990891.

The spelling of 16493396 in words is "sixteen million, four hundred ninety-three thousand, three hundred ninety-six".