364643397 has 16 divisors (see below), whose sum is σ = 552777280. Its totient is φ = 237441456.

The previous prime is 364643393. The next prime is 364643401. The reversal of 364643397 is 793346463.

It is an interprime number because it is at equal distance from previous prime (364643393) and next prime (364643401).

It is not a de Polignac number, because 364643397 - 2² = 364643393 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364643393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155878 + ... + 158199.

It is an arithmetic number, because the mean of its divisors is an integer number (34548580).

Almost surely, 2^364643397 is an apocalyptic number.

It is an amenable number.

364643397 is a deficient number, since it is larger than the sum of its proper divisors (188133883).

364643397 is a wasteful number, since it uses less digits than its factorization.

364643397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314129 (or 314123 counting only the distinct ones).

The product of its digits is 979776, while the sum is 45.

The square root of 364643397 is about 19095.6381668694. The cubic root of 364643397 is about 714.4241354042.

The spelling of 364643397 in words is "three hundred sixty-four million, six hundred forty-three thousand, three hundred ninety-seven".