1967216 has 20 divisors (see below), whose sum is σ = 3915672. Its totient is φ = 956736.

The previous prime is 1967191. The next prime is 1967239. The reversal of 1967216 is 6127691.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070 + ... + 2253.

2^1967216 is an apocalyptic number.

1967216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1967216 is a deficient number, since it is larger than the sum of its proper divisors (1948456).

1967216 is a wasteful number, since it uses less digits than its factorization.

1967216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368 (or 3362 counting only the distinct ones).

The product of its digits is 4536, while the sum is 32.

The square root of 1967216 is about 1402.5747751903. The cubic root of 1967216 is about 125.2998879623.

The spelling of 1967216 in words is "one million, nine hundred sixty-seven thousand, two hundred sixteen".