3739945 has 16 divisors (see below), whose sum is σ = 4992192. Its totient is φ = 2666560.

The previous prime is 3739943. The next prime is 3739987. The reversal of 3739945 is 5499373.

It is not a de Polignac number, because 3739945 - 2¹ = 3739943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3739898 and 3739907.

It is not an unprimeable number, because it can be changed into a prime (3739943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2274 + ... + 3556.

It is an arithmetic number, because the mean of its divisors is an integer number (312012).

Almost surely, 2^3739945 is an apocalyptic number.

It is an amenable number.

3739945 is a deficient number, since it is larger than the sum of its proper divisors (1252247).

3739945 is a wasteful number, since it uses less digits than its factorization.

3739945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352.

The product of its digits is 102060, while the sum is 40.

The square root of 3739945 is about 1933.8937406176. The cubic root of 3739945 is about 155.2226422354. Note that the first 3 decimals are identical.

The spelling of 3739945 in words is "three million, seven hundred thirty-nine thousand, nine hundred forty-five".