5919997 has 4 divisors (see below), whose sum is σ = 5956480. Its totient is φ = 5883516.

The previous prime is 5919971. The next prime is 5920003. The reversal of 5919997 is 7999195.

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: 7999195 = 5 ⋅1599839.

It is a cyclic number.

It is not a de Polignac number, because 5919997 - 2⁷ = 5919869 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5919997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5919937) 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, 17997 + ... + 18322.

It is an arithmetic number, because the mean of its divisors is an integer number (1489120).

Almost surely, 2^5919997 is an apocalyptic number.

It is an amenable number.

5919997 is a deficient number, since it is larger than the sum of its proper divisors (36483).

5919997 is a wasteful number, since it uses less digits than its factorization.

5919997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36482.

The product of its digits is 229635, while the sum is 49.

The square root of 5919997 is about 2433.1043956230. The cubic root of 5919997 is about 180.9008033726.

The spelling of 5919997 in words is "five million, nine hundred nineteen thousand, nine hundred ninety-seven".