1940452344 has 24 divisors (see below), whose sum is σ = 5255391960. Its totient is φ = 646817424.

The previous prime is 1940452343. The next prime is 1940452351. The reversal of 1940452344 is 4432540491.

1940452344 is a `hidden beast` number, since 1 + 94 + 0 + 4 + 523 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1940452299 and 1940452308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940452343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13475292 + ... + 13475435.

It is an arithmetic number, because the mean of its divisors is an integer number (218974665).

Almost surely, 2^1940452344 is an apocalyptic number.

It is an amenable number.

1940452344 is an abundant number, since it is smaller than the sum of its proper divisors (3314939616).

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

1940452344 is a wasteful number, since it uses less digits than its factorization.

1940452344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26950739 (or 26950732 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 1940452344 is about 44050.5657625416. The cubic root of 1940452344 is about 1247.2906317552.

The spelling of 1940452344 in words is "one billion, nine hundred forty million, four hundred fifty-two thousand, three hundred forty-four".