3951958 has 8 divisors (see below), whose sum is σ = 6065928. Its totient is φ = 1929984.

The previous prime is 3951947. The next prime is 3951967. The reversal of 3951958 is 8591593.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3951958.

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, 22891 + ... + 23062.

It is an arithmetic number, because the mean of its divisors is an integer number (758241).

Almost surely, 2^3951958 is an apocalyptic number.

3951958 is a deficient number, since it is larger than the sum of its proper divisors (2113970).

3951958 is a wasteful number, since it uses less digits than its factorization.

3951958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45998.

The product of its digits is 48600, while the sum is 40.

The square root of 3951958 is about 1987.9532187655. The cubic root of 3951958 is about 158.1020277834.

The spelling of 3951958 in words is "three million, nine hundred fifty-one thousand, nine hundred fifty-eight".