371997969 has 8 divisors (see below), whose sum is σ = 566854080. Its totient is φ = 212570256.

The previous prime is 371997959. The next prime is 371997971. The reversal of 371997969 is 969799173.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 371997969 - 2⁴ = 371997953 is a prime.

It is a super-2 number, since 2×371997969² = 276764977880249922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (371997919) 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 7 ways as a sum of consecutive naturals, for example, 8857074 + ... + 8857115.

It is an arithmetic number, because the mean of its divisors is an integer number (70856760).

Almost surely, 2^371997969 is an apocalyptic number.

It is an amenable number.

371997969 is a deficient number, since it is larger than the sum of its proper divisors (194856111).

371997969 is a wasteful number, since it uses less digits than its factorization.

371997969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17714199.

The product of its digits is 5786802, while the sum is 60.

The square root of 371997969 is about 19287.2488706917. The cubic root of 371997969 is about 719.1953259519.

The spelling of 371997969 in words is "three hundred seventy-one million, nine hundred ninety-seven thousand, nine hundred sixty-nine".