3721935 has 16 divisors (see below), whose sum is σ = 6806016. Its totient is φ = 1701408.

The previous prime is 3721933. The next prime is 3721943. The reversal of 3721935 is 5391273.

It is not a de Polignac number, because 3721935 - 2¹ = 3721933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3721931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17619 + ... + 17828.

It is an arithmetic number, because the mean of its divisors is an integer number (425376).

Almost surely, 2^3721935 is an apocalyptic number.

3721935 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3721935 is a deficient number, since it is larger than the sum of its proper divisors (3084081).

3721935 is a wasteful number, since it uses less digits than its factorization.

3721935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35462.

The product of its digits is 5670, while the sum is 30.

The square root of 3721935 is about 1929.2317123664. The cubic root of 3721935 is about 154.9730789180.

It can be divided in two parts, 3721 and 935, that added together give a triangular number (4656 = T₉₆).

The spelling of 3721935 in words is "three million, seven hundred twenty-one thousand, nine hundred thirty-five".