3958774 has 4 divisors (see below), whose sum is σ = 5938164. Its totient is φ = 1979386.

The previous prime is 3958753. The next prime is 3958777. The reversal of 3958774 is 4778593.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3958774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3958777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 989692 + ... + 989695.

It is an arithmetic number, because the mean of its divisors is an integer number (1484541).

Almost surely, 2^3958774 is an apocalyptic number.

3958774 is a deficient number, since it is larger than the sum of its proper divisors (1979390).

3958774 is a wasteful number, since it uses less digits than its factorization.

3958774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979389.

The product of its digits is 211680, while the sum is 43.

The square root of 3958774 is about 1989.6668062769. Note that the first 3 decimals coincide. The cubic root of 3958774 is about 158.1928692079.

The spelling of 3958774 in words is "three million, nine hundred fifty-eight thousand, seven hundred seventy-four".