69764699 has 2 divisors, whose sum is σ = 69764700. Its totient is φ = 69764698.

The previous prime is 69764693. The next prime is 69764701. The reversal of 69764699 is 99646796.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69764699 - 2⁴ = 69764683 is a prime.

It is a super-2 number, since 2×69764699² = 9734226453121202, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 69764701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (69764693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34882349 + 34882350.

It is an arithmetic number, because the mean of its divisors is an integer number (34882350).

Almost surely, 2^69764699 is an apocalyptic number.

69764699 is a deficient number, since it is larger than the sum of its proper divisors (1).

69764699 is an equidigital number, since it uses as much as digits as its factorization.

69764699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4408992, while the sum is 56.

The square root of 69764699 is about 8352.5265039987. The cubic root of 69764699 is about 411.6662294265. Note that the first 3 decimals are identical.

The spelling of 69764699 in words is "sixty-nine million, seven hundred sixty-four thousand, six hundred ninety-nine".