7290320032 has 12 divisors (see below), whose sum is σ = 14352817626. Its totient is φ = 3645160000.

The previous prime is 7290320027. The next prime is 7290320033. The reversal of 7290320032 is 2300230927.

It can be written as a sum of positive squares in only one way, i.e., 5305082896 + 1985237136 = 72836^2 + 44556^2 .

It is not an unprimeable number, because it can be changed into a prime (7290320033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113911219 + ... + 113911282.

Almost surely, 2^7290320032 is an apocalyptic number.

It is an amenable number.

7290320032 is a deficient number, since it is larger than the sum of its proper divisors (7062497594).

7290320032 is a wasteful number, since it uses less digits than its factorization.

7290320032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227822511 (or 227822503 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 7290320032 is about 85383.3709336894. The cubic root of 7290320032 is about 1939.0195946070.

Adding to 7290320032 its reverse (2300230927), we get a palindrome (9590550959).

The spelling of 7290320032 in words is "seven billion, two hundred ninety million, three hundred twenty thousand, thirty-two".