3961274 has 4 divisors (see below), whose sum is σ = 5941914. Its totient is φ = 1980636.

The previous prime is 3961271. The next prime is 3961283. The reversal of 3961274 is 4721693.

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

It can be written as a sum of positive squares in only one way, i.e., 3087049 + 874225 = 1757^2 + 935^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3961274.

It is not an unprimeable number, because it can be changed into a prime (3961271) 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 as a sum of consecutive naturals, namely, 990317 + ... + 990320.

Almost surely, 2^3961274 is an apocalyptic number.

3961274 is a deficient number, since it is larger than the sum of its proper divisors (1980640).

3961274 is a wasteful number, since it uses less digits than its factorization.

3961274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980639.

The product of its digits is 9072, while the sum is 32.

The square root of 3961274 is about 1990.2949530158. The cubic root of 3961274 is about 158.2261622554.

The spelling of 3961274 in words is "three million, nine hundred sixty-one thousand, two hundred seventy-four".