16961996 has 6 divisors (see below), whose sum is σ = 29683500. Its totient is φ = 8480996.

The previous prime is 16961957. The next prime is 16961999. The reversal of 16961996 is 69916961.

It is a self number, because there is not a number n which added to its sum of digits gives 16961996.

It is not an unprimeable number, because it can be changed into a prime (16961999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120246 + ... + 2120253.

It is an arithmetic number, because the mean of its divisors is an integer number (4947250).

Almost surely, 2^16961996 is an apocalyptic number.

It is an amenable number.

16961996 is a deficient number, since it is larger than the sum of its proper divisors (12721504).

16961996 is a wasteful number, since it uses less digits than its factorization.

16961996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4240503 (or 4240501 counting only the distinct ones).

The product of its digits is 157464, while the sum is 47.

The square root of 16961996 is about 4118.4943850878. The cubic root of 16961996 is about 256.9364102540.

The spelling of 16961996 in words is "sixteen million, nine hundred sixty-one thousand, nine hundred ninety-six".