3612706 has 4 divisors (see below), whose sum is σ = 5419062. Its totient is φ = 1806352.

The previous prime is 3612703. The next prime is 3612737. The reversal of 3612706 is 6072163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6072163 = 151 ⋅40213.

It can be written as a sum of positive squares in only one way, i.e., 1946025 + 1666681 = 1395^2 + 1291^2 .

It is not an unprimeable number, because it can be changed into a prime (3612703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 903175 + ... + 903178.

Almost surely, 2^3612706 is an apocalyptic number.

3612706 is a deficient number, since it is larger than the sum of its proper divisors (1806356).

3612706 is a wasteful number, since it uses less digits than its factorization.

3612706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806355.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 3612706 is about 1900.7119718674. The cubic root of 3612706 is about 153.4419845338.

Adding to 3612706 its reverse (6072163), we get a palindrome (9684869).

The spelling of 3612706 in words is "three million, six hundred twelve thousand, seven hundred six".