3781202 has 4 divisors (see below), whose sum is σ = 5671806. Its totient is φ = 1890600.

The previous prime is 3781189. The next prime is 3781213. The reversal of 3781202 is 2021873.

3781202 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: 2021873 = 7 ⋅288839.

It can be written as a sum of positive squares in only one way, i.e., 3728761 + 52441 = 1931^2 + 229^2 .

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, 945299 + ... + 945302.

Almost surely, 2^3781202 is an apocalyptic number.

3781202 is a deficient number, since it is larger than the sum of its proper divisors (1890604).

3781202 is a wasteful number, since it uses less digits than its factorization.

3781202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890603.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 3781202 is about 1944.5313059964. The cubic root of 3781202 is about 155.7913328874.

The spelling of 3781202 in words is "three million, seven hundred eighty-one thousand, two hundred two".