5971398 has 16 divisors (see below), whose sum is σ = 12462336. Its totient is φ = 1903880.

The previous prime is 5971391. The next prime is 5971409. The reversal of 5971398 is 8931795.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5971391) 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, 21498 + ... + 21773.

It is an arithmetic number, because the mean of its divisors is an integer number (778896).

Almost surely, 2^5971398 is an apocalyptic number.

5971398 is an abundant number, since it is smaller than the sum of its proper divisors (6490938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5971398 is a wasteful number, since it uses less digits than its factorization.

5971398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43299.

The product of its digits is 68040, while the sum is 42.

The square root of 5971398 is about 2443.6444094835. The cubic root of 5971398 is about 181.4228587935.

The spelling of 5971398 in words is "five million, nine hundred seventy-one thousand, three hundred ninety-eight".