3421312240 has 40 divisors (see below), whose sum is σ = 8148572208. Its totient is φ = 1335144960.

The previous prime is 3421312217. The next prime is 3421312283. The reversal of 3421312240 is 422131243.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 518262 + ... + 524821.

Almost surely, 2^3421312240 is an apocalyptic number.

It is an amenable number.

3421312240 is an abundant number, since it is smaller than the sum of its proper divisors (4727259968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3421312240 is a wasteful number, since it uses less digits than its factorization.

3421312240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043137 (or 1043131 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3421312240 is about 58491.9844081221. The cubic root of 3421312240 is about 1506.8299267923.

Adding to 3421312240 its reverse (422131243), we get a palindrome (3843443483).

The spelling of 3421312240 in words is "three billion, four hundred twenty-one million, three hundred twelve thousand, two hundred forty".