1940433 has 16 divisors (see below), whose sum is σ = 2850816. Its totient is φ = 1164240.

The previous prime is 1940423. The next prime is 1940437. The reversal of 1940433 is 3340491.

It is not a de Polignac number, because 1940433 - 2⁵ = 1940401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1940437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3960 + ... + 4422.

It is an arithmetic number, because the mean of its divisors is an integer number (178176).

2^1940433 is an apocalyptic number.

It is an amenable number.

1940433 is a deficient number, since it is larger than the sum of its proper divisors (910383).

1940433 is a wasteful number, since it uses less digits than its factorization.

1940433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1940433 is about 1392.9942569874. The cubic root of 1940433 is about 124.7286487074.

The spelling of 1940433 in words is "one million, nine hundred forty thousand, four hundred thirty-three".