2344402989 has 12 divisors (see below), whose sum is σ = 3564589600. Its totient is φ = 1480675464.

The previous prime is 2344402979. The next prime is 2344402997. The reversal of 2344402989 is 9892044432.

It is a happy number.

2344402989 is a `hidden beast` number, since 234 + 4 + 402 + 9 + 8 + 9 = 666.

It is not a de Polignac number, because 2344402989 - 2⁸ = 2344402733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2344402979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6854809 + ... + 6855150.

Almost surely, 2^2344402989 is an apocalyptic number.

It is an amenable number.

2344402989 is a deficient number, since it is larger than the sum of its proper divisors (1220186611).

2344402989 is a wasteful number, since it uses less digits than its factorization.

2344402989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13709984 (or 13709981 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 2344402989 is about 48419.0353993138. The cubic root of 2344402989 is about 1328.4465607981.

The spelling of 2344402989 in words is "two billion, three hundred forty-four million, four hundred two thousand, nine hundred eighty-nine".