1933816 has 8 divisors (see below), whose sum is σ = 3625920. Its totient is φ = 966904.

The previous prime is 1933783. The next prime is 1933819. The reversal of 1933816 is 6183391.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1933819) by changing a digit.

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 as a sum of consecutive naturals, namely, 120856 + ... + 120871.

It is an arithmetic number, because the mean of its divisors is an integer number (453240).

2^1933816 is an apocalyptic number.

It is an amenable number.

1933816 is a deficient number, since it is larger than the sum of its proper divisors (1692104).

1933816 is a wasteful number, since it uses less digits than its factorization.

1933816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241733 (or 241729 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 1933816 is about 1390.6171291912. The cubic root of 1933816 is about 124.5867097017.

The spelling of 1933816 in words is "one million, nine hundred thirty-three thousand, eight hundred sixteen".