2136447334 has 12 divisors (see below), whose sum is σ = 3727882764. Its totient is φ = 915620244.

The previous prime is 2136447329. The next prime is 2136447337. The reversal of 2136447334 is 4337446312.

It is a junction number, because it is equal to n+sod(n) for n = 2136447293 and 2136447302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136447337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10900144 + ... + 10900339.

It is an arithmetic number, because the mean of its divisors is an integer number (310656897).

Almost surely, 2^2136447334 is an apocalyptic number.

2136447334 is a deficient number, since it is larger than the sum of its proper divisors (1591435430).

2136447334 is a wasteful number, since it uses less digits than its factorization.

2136447334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21800499 (or 21800492 counting only the distinct ones).

The product of its digits is 145152, while the sum is 37.

The square root of 2136447334 is about 46221.7192886634. The cubic root of 2136447334 is about 1287.9452363294.

The spelling of 2136447334 in words is "two billion, one hundred thirty-six million, four hundred forty-seven thousand, three hundred thirty-four".