696623533 has 2 divisors, whose sum is σ = 696623534. Its totient is φ = 696623532.

The previous prime is 696623509. The next prime is 696623539. The reversal of 696623533 is 335326696.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 672779844 + 23843689 = 25938^2 + 4883^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-696623533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 696623533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (696623539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348311766 + 348311767.

It is an arithmetic number, because the mean of its divisors is an integer number (348311767).

Almost surely, 2^696623533 is an apocalyptic number.

It is an amenable number.

696623533 is a deficient number, since it is larger than the sum of its proper divisors (1).

696623533 is an equidigital number, since it uses as much as digits as its factorization.

696623533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 524880, while the sum is 43.

The square root of 696623533 is about 26393.6267496530. The cubic root of 696623533 is about 886.4740913645.

The spelling of 696623533 in words is "six hundred ninety-six million, six hundred twenty-three thousand, five hundred thirty-three".