2391496 has 8 divisors (see below), whose sum is σ = 4484070. Its totient is φ = 1195744.

The previous prime is 2391491. The next prime is 2391503. The reversal of 2391496 is 6941932.

2391496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2220100 + 171396 = 1490^2 + 414^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2391491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149461 + ... + 149476.

2^2391496 is an apocalyptic number.

It is an amenable number.

2391496 is a deficient number, since it is larger than the sum of its proper divisors (2092574).

2391496 is a wasteful number, since it uses less digits than its factorization.

2391496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298943 (or 298939 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 2391496 is about 1546.4462486618. The cubic root of 2391496 is about 133.7282679339.

It can be divided in two parts, 23 and 91496, that added together give a palindrome (91519).

The spelling of 2391496 in words is "two million, three hundred ninety-one thousand, four hundred ninety-six".