3731858 has 24 divisors (see below), whose sum is σ = 6194916. Its totient is φ = 1684800.

The previous prime is 3731851. The next prime is 3731863. The reversal of 3731858 is 8581373.

3731858 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 6 ways, for example, as 223729 + 3508129 = 473^2 + 1873^2 .

It is not an unprimeable number, because it can be changed into a prime (3731851) 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 11 ways as a sum of consecutive naturals, for example, 20528 + ... + 20708.

Almost surely, 2^3731858 is an apocalyptic number.

3731858 is a deficient number, since it is larger than the sum of its proper divisors (2463058).

3731858 is a wasteful number, since it uses less digits than its factorization.

3731858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 257 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 3731858 is about 1931.8017496627. The cubic root of 3731858 is about 155.1106805731.

The spelling of 3731858 in words is "three million, seven hundred thirty-one thousand, eight hundred fifty-eight".