3661274 has 4 divisors (see below), whose sum is σ = 5491914. Its totient is φ = 1830636.

The previous prime is 3661271. The next prime is 3661277. The reversal of 3661274 is 4721663.

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

It is an interprime number because it is at equal distance from previous prime (3661271) and next prime (3661277).

It can be written as a sum of positive squares in only one way, i.e., 2544025 + 1117249 = 1595^2 + 1057^2 .

It is not an unprimeable number, because it can be changed into a prime (3661271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 915317 + ... + 915320.

Almost surely, 2^3661274 is an apocalyptic number.

3661274 is a deficient number, since it is larger than the sum of its proper divisors (1830640).

3661274 is a wasteful number, since it uses less digits than its factorization.

3661274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830639.

The product of its digits is 6048, while the sum is 29.

The square root of 3661274 is about 1913.4455832346. The cubic root of 3661274 is about 154.1265334377.

The spelling of 3661274 in words is "three million, six hundred sixty-one thousand, two hundred seventy-four".