5681958 has 8 divisors (see below), whose sum is σ = 11363928. Its totient is φ = 1893984.

The previous prime is 5681947. The next prime is 5681981. The reversal of 5681958 is 8591865.

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

5681958 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473491 + ... + 473502.

It is an arithmetic number, because the mean of its divisors is an integer number (1420491).

Almost surely, 2^5681958 is an apocalyptic number.

5681958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5681958 is a wasteful number, since it uses less digits than its factorization.

5681958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946998.

The product of its digits is 86400, while the sum is 42.

The square root of 5681958 is about 2383.6858014428. The cubic root of 5681958 is about 178.4429275597.

The spelling of 5681958 in words is "five million, six hundred eighty-one thousand, nine hundred fifty-eight".