386199137 has 4 divisors (see below), whose sum is σ = 386324400. Its totient is φ = 386073876.

The previous prime is 386199109. The next prime is 386199139. The reversal of 386199137 is 731991683.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 386199137 - 2¹² = 386195041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 386199091 and 386199100.

It is not an unprimeable number, because it can be changed into a prime (386199139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57887 + ... + 64212.

It is an arithmetic number, because the mean of its divisors is an integer number (96581100).

Almost surely, 2^386199137 is an apocalyptic number.

It is an amenable number.

386199137 is a deficient number, since it is larger than the sum of its proper divisors (125263).

386199137 is a wasteful number, since it uses less digits than its factorization.

386199137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125262.

The product of its digits is 244944, while the sum is 47.

The square root of 386199137 is about 19651.9499541394. The cubic root of 386199137 is about 728.2331304890.

The spelling of 386199137 in words is "three hundred eighty-six million, one hundred ninety-nine thousand, one hundred thirty-seven".