69690419 has 2 divisors, whose sum is σ = 69690420. Its totient is φ = 69690418.

The previous prime is 69690409. The next prime is 69690431. The reversal of 69690419 is 91409696.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 69690419 - 2⁸ = 69690163 is a prime.

It is a super-2 number, since 2×69690419² = 9713509000791122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 69690419.

It is not a weakly prime, because it can be changed into another prime (69690409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34845209 + 34845210.

It is an arithmetic number, because the mean of its divisors is an integer number (34845210).

Almost surely, 2^69690419 is an apocalyptic number.

69690419 is a deficient number, since it is larger than the sum of its proper divisors (1).

69690419 is an equidigital number, since it uses as much as digits as its factorization.

69690419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 69690419 is about 8348.0787610084. The cubic root of 69690419 is about 411.5200741984.

The spelling of 69690419 in words is "sixty-nine million, six hundred ninety thousand, four hundred nineteen".