2149609366 has 8 divisors (see below), whose sum is σ = 3249803520. Its totient is φ = 1066341528.

The previous prime is 2149609339. The next prime is 2149609367. The reversal of 2149609366 is 6639069412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2149609367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4231261 + ... + 4231768.

It is an arithmetic number, because the mean of its divisors is an integer number (406225440).

Almost surely, 2^2149609366 is an apocalyptic number.

2149609366 is a deficient number, since it is larger than the sum of its proper divisors (1100194154).

2149609366 is a wasteful number, since it uses less digits than its factorization.

2149609366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8463158.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 2149609366 is about 46363.8799713743. The cubic root of 2149609366 is about 1290.5847089932.

The spelling of 2149609366 in words is "two billion, one hundred forty-nine million, six hundred nine thousand, three hundred sixty-six".