16190946 has 24 divisors (see below), whose sum is σ = 35178624. Its totient is φ = 5381880.

The previous prime is 16190929. The next prime is 16190947. The reversal of 16190946 is 64909161.

It is a self number, because there is not a number n which added to its sum of digits gives 16190946.

It is not an unprimeable number, because it can be changed into a prime (16190947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6715 + ... + 8801.

It is an arithmetic number, because the mean of its divisors is an integer number (1465776).

Almost surely, 2^16190946 is an apocalyptic number.

16190946 is an abundant number, since it is smaller than the sum of its proper divisors (18987678).

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

16190946 is a wasteful number, since it uses less digits than its factorization.

16190946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526 (or 2523 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 16190946 is about 4023.7974601115. The cubic root of 16190946 is about 252.9826522916.

It can be divided in two parts, 1619094 and 6, that added together give a triangular number (1619100 = T₁₇₉₉).

The spelling of 16190946 in words is "sixteen million, one hundred ninety thousand, nine hundred forty-six".