5961399 has 16 divisors (see below), whose sum is σ = 8155392. Its totient is φ = 3872448.

The previous prime is 5961379. The next prime is 5961401. The reversal of 5961399 is 9931695.

It is not a de Polignac number, because 5961399 - 2¹⁶ = 5895863 is a prime.

5961399 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5961399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5961349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35614 + ... + 35780.

It is an arithmetic number, because the mean of its divisors is an integer number (509712).

Almost surely, 2^5961399 is an apocalyptic number.

5961399 is a deficient number, since it is larger than the sum of its proper divisors (2193993).

5961399 is a wasteful number, since it uses less digits than its factorization.

5961399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406.

The product of its digits is 65610, while the sum is 42.

The square root of 5961399 is about 2441.5976326987. The cubic root of 5961399 is about 181.3215391004.

The spelling of 5961399 in words is "five million, nine hundred sixty-one thousand, three hundred ninety-nine".