3727706 has 4 divisors (see below), whose sum is σ = 5591562. Its totient is φ = 1863852.

The previous prime is 3727699. The next prime is 3727721. The reversal of 3727706 is 6077273.

3727706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6077273 = 487 ⋅12479.

It can be written as a sum of positive squares in only one way, i.e., 2076481 + 1651225 = 1441^2 + 1285^2 .

It is a d-powerful number, because it can be written as 3¹³ + 7⁴ + 2²¹ + 7⁵ + 7⁵ + 0 + 6³ .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 931925 + ... + 931928.

Almost surely, 2^3727706 is an apocalyptic number.

3727706 is a deficient number, since it is larger than the sum of its proper divisors (1863856).

3727706 is a wasteful number, since it uses less digits than its factorization.

3727706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863855.

The product of its (nonzero) digits is 12348, while the sum is 32.

The square root of 3727706 is about 1930.7268061536. The cubic root of 3727706 is about 155.0531347487.

The spelling of 3727706 in words is "three million, seven hundred twenty-seven thousand, seven hundred six".