69264641 has 2 divisors, whose sum is σ = 69264642. Its totient is φ = 69264640.

The previous prime is 69264623. The next prime is 69264683. The reversal of 69264641 is 14646296.

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., 69239041 + 25600 = 8321^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 69264641 - 2⁶ = 69264577 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 69264595 and 69264604.

It is not a weakly prime, because it can be changed into another prime (69264691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34632320 + 34632321.

It is an arithmetic number, because the mean of its divisors is an integer number (34632321).

Almost surely, 2^69264641 is an apocalyptic number.

It is an amenable number.

69264641 is a deficient number, since it is larger than the sum of its proper divisors (1).

69264641 is an equidigital number, since it uses as much as digits as its factorization.

69264641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 38.

The square root of 69264641 is about 8322.5381344876. The cubic root of 69264641 is about 410.6802923735.

The spelling of 69264641 in words is "sixty-nine million, two hundred sixty-four thousand, six hundred forty-one".