2136434 has 4 divisors (see below), whose sum is σ = 3204654. Its totient is φ = 1068216.

The previous prime is 2136419. The next prime is 2136437. The reversal of 2136434 is 4346312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1974025 + 162409 = 1405^2 + 403^2 .

It is not an unprimeable number, because it can be changed into a prime (2136437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534107 + ... + 534110.

2^2136434 is an apocalyptic number.

2136434 is a deficient number, since it is larger than the sum of its proper divisors (1068220).

2136434 is a wasteful number, since it uses less digits than its factorization.

2136434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068219.

The product of its digits is 1728, while the sum is 23.

The square root of 2136434 is about 1461.6545419490. The cubic root of 2136434 is about 128.7942556882.

The spelling of 2136434 in words is "two million, one hundred thirty-six thousand, four hundred thirty-four".