16696140 has 24 divisors (see below), whose sum is σ = 46749360. Its totient is φ = 4452288.

The previous prime is 16696129. The next prime is 16696153. The reversal of 16696140 is 4169661.

It is a super-2 number, since 2×16696140² = 557522181799200, 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 in 7 ways as a sum of consecutive naturals, for example, 139075 + ... + 139194.

It is an arithmetic number, because the mean of its divisors is an integer number (1947890).

Almost surely, 2^16696140 is an apocalyptic number.

16696140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16696140 is an abundant number, since it is smaller than the sum of its proper divisors (30053220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16696140 is a wasteful number, since it uses less digits than its factorization.

16696140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278281 (or 278279 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 16696140 is about 4086.0910415702. The cubic root of 16696140 is about 255.5869600838.

It can be divided in two parts, 16696 and 140, that added together give a triangular number (16836 = T₁₈₃).

The spelling of 16696140 in words is "sixteen million, six hundred ninety-six thousand, one hundred forty".