16019416 has 16 divisors (see below), whose sum is σ = 34327440. Its totient is φ = 6865440.

The previous prime is 16019411. The next prime is 16019417. The reversal of 16019416 is 61491061.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16019411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142975 + ... + 143086.

It is an arithmetic number, because the mean of its divisors is an integer number (2145465).

Almost surely, 2^16019416 is an apocalyptic number.

It is an amenable number.

16019416 is an abundant number, since it is smaller than the sum of its proper divisors (18308024).

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

16019416 is a wasteful number, since it uses less digits than its factorization.

16019416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286074 (or 286070 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 16019416 is about 4002.4262641553. The cubic root of 16019416 is about 252.0860963900.

The spelling of 16019416 in words is "sixteen million, nineteen thousand, four hundred sixteen".