2391326 has 8 divisors (see below), whose sum is σ = 4099440. Its totient is φ = 1024848.

The previous prime is 2391293. The next prime is 2391331. The reversal of 2391326 is 6231932.

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

It is a junction number, because it is equal to n+sod(n) for n = 2391295 and 2391304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85391 + ... + 85418.

It is an arithmetic number, because the mean of its divisors is an integer number (512430).

2^2391326 is an apocalyptic number.

2391326 is a deficient number, since it is larger than the sum of its proper divisors (1708114).

2391326 is a wasteful number, since it uses less digits than its factorization.

2391326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170818.

The product of its digits is 1944, while the sum is 26.

The square root of 2391326 is about 1546.3912829553. The cubic root of 2391326 is about 133.7250991580.

Subtracting 2391326 from its reverse (6231932), we obtain a triangular number (3840606 = T₂₇₇₁).

The spelling of 2391326 in words is "two million, three hundred ninety-one thousand, three hundred twenty-six".