1916016 has 40 divisors (see below), whose sum is σ = 4999680. Its totient is φ = 632256.

The previous prime is 1915997. The next prime is 1916021. The reversal of 1916016 is 6106191.

It is a super-2 number, since 2×1916016² = 7342234624512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8481 + ... + 8703.

It is an arithmetic number, because the mean of its divisors is an integer number (124992).

2^1916016 is an apocalyptic number.

1916016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1916016 is an abundant number, since it is smaller than the sum of its proper divisors (3083664).

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

1916016 is a wasteful number, since it uses less digits than its factorization.

1916016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 1916016 is about 1384.2022973540. The cubic root of 1916016 is about 124.2032739432.

The spelling of 1916016 in words is "one million, nine hundred sixteen thousand, sixteen".