3720874 has 8 divisors (see below), whose sum is σ = 5773860. Its totient is φ = 1796256.

The previous prime is 3720869. The next prime is 3720877. The reversal of 3720874 is 4780273.

3720874 = T₄₉₂ + T₄₉₃ + ... + T₅₂₀.

3720874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3265249 + 455625 = 1807^2 + 675^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3720877) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 32019 + ... + 32134.

Almost surely, 2^3720874 is an apocalyptic number.

3720874 is a deficient number, since it is larger than the sum of its proper divisors (2052986).

3720874 is a wasteful number, since it uses less digits than its factorization.

3720874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64184.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 3720874 is about 1928.9567128373. The cubic root of 3720874 is about 154.9583516266.

The spelling of 3720874 in words is "three million, seven hundred twenty thousand, eight hundred seventy-four".