2343639 has 8 divisors (see below), whose sum is σ = 3169152. Its totient is φ = 1540280.

The previous prime is 2343619. The next prime is 2343641. The reversal of 2343639 is 9363432.

2343639 = T₁₀₆ + T₁₀₇ + ... + T₂₄₇.

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

It is a cyclic number.

It is not a de Polignac number, because 2343639 - 2¹⁵ = 2310871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343619) 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, 5289 + ... + 5714.

It is an arithmetic number, because the mean of its divisors is an integer number (396144).

2^2343639 is an apocalyptic number.

2343639 is a deficient number, since it is larger than the sum of its proper divisors (825513).

2343639 is a wasteful number, since it uses less digits than its factorization.

2343639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11077.

The product of its digits is 11664, while the sum is 30.

The square root of 2343639 is about 1530.8948363621. The cubic root of 2343639 is about 132.8302241351.

The spelling of 2343639 in words is "two million, three hundred forty-three thousand, six hundred thirty-nine".