369642399 has 16 divisors (see below), whose sum is σ = 564233472. Its totient is φ = 210860928.

The previous prime is 369642391. The next prime is 369642421. The reversal of 369642399 is 993246963.

It is not a de Polignac number, because 369642399 - 2³ = 369642391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (369642391) 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, 2389 + ... + 27294.

It is an arithmetic number, because the mean of its divisors is an integer number (35264592).

Almost surely, 2^369642399 is an apocalyptic number.

369642399 is a deficient number, since it is larger than the sum of its proper divisors (194591073).

369642399 is a wasteful number, since it uses less digits than its factorization.

369642399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30286.

The product of its digits is 1889568, while the sum is 51.

The square root of 369642399 is about 19226.0864192378. The cubic root of 369642399 is about 717.6740780421.

The spelling of 369642399 in words is "three hundred sixty-nine million, six hundred forty-two thousand, three hundred ninety-nine".