3652741 has 8 divisors (see below), whose sum is σ = 3743064. Its totient is φ = 3563520.

The previous prime is 3652703. The next prime is 3652757. The reversal of 3652741 is 1472563.

3652741 = T₁₅₅₉ + T₁₅₆₀ + T₁₅₆₁.

It can be written as a sum of positive squares in 4 ways, for example, as 245025 + 3407716 = 495^2 + 1846^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3652741 - 2⁷ = 3652613 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652771) 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 7 ways as a sum of consecutive naturals, for example, 14085 + ... + 14341.

It is an arithmetic number, because the mean of its divisors is an integer number (467883).

Almost surely, 2^3652741 is an apocalyptic number.

3652741 is the 1561-st centered triangular number.

It is an amenable number.

3652741 is a deficient number, since it is larger than the sum of its proper divisors (90323).

3652741 is a wasteful number, since it uses less digits than its factorization.

3652741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551.

The product of its digits is 5040, while the sum is 28.

The square root of 3652741 is about 1911.2145353152. The cubic root of 3652741 is about 154.0067040428.

The spelling of 3652741 in words is "three million, six hundred fifty-two thousand, seven hundred forty-one".