366996399 has 16 divisors (see below), whose sum is σ = 610072320. Its totient is φ = 190647360.

The previous prime is 366996389. The next prime is 366996401. The reversal of 366996399 is 993699663.

It is not a de Polignac number, because 366996399 - 2⁵ = 366996367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366996359) 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, 794134 + ... + 794595.

It is an arithmetic number, because the mean of its divisors is an integer number (38129520).

Almost surely, 2^366996399 is an apocalyptic number.

366996399 is a deficient number, since it is larger than the sum of its proper divisors (243075921).

366996399 is a wasteful number, since it uses less digits than its factorization.

366996399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588750.

The product of its digits is 12754584, while the sum is 60.

The square root of 366996399 is about 19157.1500751025. The cubic root of 366996399 is about 715.9575408121.

The spelling of 366996399 in words is "three hundred sixty-six million, nine hundred ninety-six thousand, three hundred ninety-nine".