363969697 has 12 divisors (see below), whose sum is σ = 455962836. Its totient is φ = 287975520.

The previous prime is 363969689. The next prime is 363969701. The reversal of 363969697 is 796969363.

It can be written as a sum of positive squares in 2 ways, for example, as 14130081 + 349839616 = 3759^2 + 18704^2 .

It is not a de Polignac number, because 363969697 - 2³ = 363969689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (363969647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 285054 + ... + 286327.

It is an arithmetic number, because the mean of its divisors is an integer number (37996903).

Almost surely, 2^363969697 is an apocalyptic number.

It is an amenable number.

363969697 is a deficient number, since it is larger than the sum of its proper divisors (91993139).

363969697 is a wasteful number, since it uses less digits than its factorization.

363969697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571408 (or 571401 counting only the distinct ones).

The product of its digits is 9920232, while the sum is 58.

The square root of 363969697 is about 19077.9898574247. The cubic root of 363969697 is about 713.9838840397.

The spelling of 363969697 in words is "three hundred sixty-three million, nine hundred sixty-nine thousand, six hundred ninety-seven".