1344009894 has 16 divisors (see below), whose sum is σ = 2712681840. Its totient is φ = 443892960.

The previous prime is 1344009893. The next prime is 1344009913. The reversal of 1344009894 is 4989004431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344009893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026877 + ... + 1028184.

It is an arithmetic number, because the mean of its divisors is an integer number (169542615).

Almost surely, 2^1344009894 is an apocalyptic number.

1344009894 is an abundant number, since it is smaller than the sum of its proper divisors (1368671946).

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

1344009894 is a wasteful number, since it uses less digits than its factorization.

1344009894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055175.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 1344009894 is about 36660.7404998863. The cubic root of 1344009894 is about 1103.5723785613.

The spelling of 1344009894 in words is "one billion, three hundred forty-four million, nine thousand, eight hundred ninety-four".