7262662621 has 2 divisors, whose sum is σ = 7262662622. Its totient is φ = 7262662620.

The previous prime is 7262662601. The next prime is 7262662637. The reversal of 7262662621 is 1262662627.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5849955225 + 1412707396 = 76485^2 + 37586^2 .

It is a cyclic number.

It is not a de Polignac number, because 7262662621 - 2²⁵ = 7229108189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7262662601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3631331310 + 3631331311.

It is an arithmetic number, because the mean of its divisors is an integer number (3631331311).

Almost surely, 2^7262662621 is an apocalyptic number.

It is an amenable number.

7262662621 is a deficient number, since it is larger than the sum of its proper divisors (1).

7262662621 is an equidigital number, since it uses as much as digits as its factorization.

7262662621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 7262662621 is about 85221.2568611846. The cubic root of 7262662621 is about 1936.5644567557.

The spelling of 7262662621 in words is "seven billion, two hundred sixty-two million, six hundred sixty-two thousand, six hundred twenty-one".