7321341240 has 48 divisors (see below), whose sum is σ = 23794360200. Its totient is φ = 1952357568.

The previous prime is 7321341233. The next prime is 7321341257. The reversal of 7321341240 is 421431237.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10168170 + ... + 10168889.

Almost surely, 2^7321341240 is an apocalyptic number.

It is an amenable number.

7321341240 is an abundant number, since it is smaller than the sum of its proper divisors (16473018960).

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

7321341240 is a wasteful number, since it uses less digits than its factorization.

7321341240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20337076 (or 20337069 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 7321341240 is about 85564.8364691945. The cubic root of 7321341240 is about 1941.7659584959.

Adding to 7321341240 its reverse (421431237), we get a palindrome (7742772477).

The spelling of 7321341240 in words is "seven billion, three hundred twenty-one million, three hundred forty-one thousand, two hundred forty".