367997 has 4 divisors (see below), whose sum is σ = 420576. Its totient is φ = 315420.

The previous prime is 367957. The next prime is 368021. The reversal of 367997 is 799763.

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, and also an emirpimes, since its reverse is a distinct semiprime: 799763 = 167 ⋅4789.

It is not a de Polignac number, because 367997 - 2¹⁰ = 366973 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (367957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26279 + ... + 26292.

It is an arithmetic number, because the mean of its divisors is an integer number (105144).

2³⁶⁷⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

367997 is a deficient number, since it is larger than the sum of its proper divisors (52579).

367997 is an equidigital number, since it uses as much as digits as its factorization.

367997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52578.

The product of its digits is 71442, while the sum is 41.

The square root of 367997 is about 606.6275628423. The cubic root of 367997 is about 71.6607626889.

The spelling of 367997 in words is "three hundred sixty-seven thousand, nine hundred ninety-seven".