240320402 has 48 divisors (see below), whose sum is σ = 434170368. Its totient is φ = 99398880.

The previous prime is 240320387. The next prime is 240320407. The reversal of 240320402 is 204023042.

It is not an unprimeable number, because it can be changed into a prime (240320407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692393 + ... + 692739.

It is an arithmetic number, because the mean of its divisors is an integer number (9045216).

Almost surely, 2^240320402 is an apocalyptic number.

240320402 is a deficient number, since it is larger than the sum of its proper divisors (193849966).

240320402 is a wasteful number, since it uses less digits than its factorization.

240320402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 584 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 240320402 is about 15502.2708659086. The cubic root of 240320402 is about 621.7229236378.

Adding to 240320402 its reverse (204023042), we get a palindrome (444343444).

The spelling of 240320402 in words is "two hundred forty million, three hundred twenty thousand, four hundred two".