3240040351 has 8 divisors (see below), whose sum is σ = 3286507520. Its totient is φ = 3193709688.

The previous prime is 3240040343. The next prime is 3240040393. The reversal of 3240040351 is 1530400423.

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 3240040351 - 2³ = 3240040343 is a prime.

It is a super-2 number, since 2×3240040351² = 20995722952216406402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240044351) 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, 14170 + ... + 81736.

It is an arithmetic number, because the mean of its divisors is an integer number (410813440).

Almost surely, 2^3240040351 is an apocalyptic number.

3240040351 is a deficient number, since it is larger than the sum of its proper divisors (46467169).

3240040351 is an equidigital number, since it uses as much as digits as its factorization.

3240040351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68253.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 3240040351 is about 56921.3523293324. The cubic root of 3240040351 is about 1479.7333874199.

Adding to 3240040351 its reverse (1530400423), we get a palindrome (4770440774).

The spelling of 3240040351 in words is "three billion, two hundred forty million, forty thousand, three hundred fifty-one".