3240402263 has 8 divisors (see below), whose sum is σ = 3782111232. Its totient is φ = 2718391896.

The previous prime is 3240402259. The next prime is 3240402281. The reversal of 3240402263 is 3622040423.

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 3240402263 - 2² = 3240402259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240402463) 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, 4924295 + ... + 4924952.

It is an arithmetic number, because the mean of its divisors is an integer number (472763904).

Almost surely, 2^3240402263 is an apocalyptic number.

3240402263 is a deficient number, since it is larger than the sum of its proper divisors (541708969).

3240402263 is an equidigital number, since it uses as much as digits as its factorization.

3240402263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9849301.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 3240402263 is about 56924.5312936347. The cubic root of 3240402263 is about 1479.7884806979.

Adding to 3240402263 its reverse (3622040423), we get a palindrome (6862442686).

The spelling of 3240402263 in words is "three billion, two hundred forty million, four hundred two thousand, two hundred sixty-three".