5901997 has 4 divisors (see below), whose sum is σ = 6092416. Its totient is φ = 5711580.

The previous prime is 5901971. The next prime is 5902019. The reversal of 5901997 is 7991095.

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 5901997 - 2¹⁵ = 5869229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5901097) 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, 95163 + ... + 95224.

It is an arithmetic number, because the mean of its divisors is an integer number (1523104).

Almost surely, 2^5901997 is an apocalyptic number.

It is an amenable number.

5901997 is a deficient number, since it is larger than the sum of its proper divisors (190419).

5901997 is a wasteful number, since it uses less digits than its factorization.

5901997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190418.

The product of its (nonzero) digits is 25515, while the sum is 40.

The square root of 5901997 is about 2429.4026014640. The cubic root of 5901997 is about 180.7172717331.

The spelling of 5901997 in words is "five million, nine hundred one thousand, nine hundred ninety-seven".