7272232733 has 2 divisors, whose sum is σ = 7272232734. Its totient is φ = 7272232732.

The previous prime is 7272232711. The next prime is 7272232777. The reversal of 7272232733 is 3372322727.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6833832889 + 438399844 = 82667^2 + 20938^2 .

It is an emirp because it is prime and its reverse (3372322727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7272232733 - 2¹² = 7272228637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7272232133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3636116366 + 3636116367.

It is an arithmetic number, because the mean of its divisors is an integer number (3636116367).

Almost surely, 2^7272232733 is an apocalyptic number.

It is an amenable number.

7272232733 is a deficient number, since it is larger than the sum of its proper divisors (1).

7272232733 is an equidigital number, since it uses as much as digits as its factorization.

7272232733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 148176, while the sum is 38.

The square root of 7272232733 is about 85277.3869967883. The cubic root of 7272232733 is about 1937.4146960875.

The spelling of 7272232733 in words is "seven billion, two hundred seventy-two million, two hundred thirty-two thousand, seven hundred thirty-three".