1916272 has 20 divisors (see below), whose sum is σ = 3736120. Its totient is φ = 952128.

The previous prime is 1916269. The next prime is 1916279. The reversal of 1916272 is 2726191.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1916272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916279) 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, 3403 + ... + 3925.

It is an arithmetic number, because the mean of its divisors is an integer number (186806).

2^1916272 is an apocalyptic number.

It is an amenable number.

1916272 is a deficient number, since it is larger than the sum of its proper divisors (1819848).

1916272 is a wasteful number, since it uses less digits than its factorization.

1916272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760 (or 754 counting only the distinct ones).

The product of its digits is 1512, while the sum is 28.

The square root of 1916272 is about 1384.2947662980. The cubic root of 1916272 is about 124.2088053205.

The spelling of 1916272 in words is "one million, nine hundred sixteen thousand, two hundred seventy-two".