3741561 has 6 divisors (see below), whose sum is σ = 5404490. Its totient is φ = 2494368.

The previous prime is 3741541. The next prime is 3741583. The reversal of 3741561 is 1651473.

It can be written as a sum of positive squares in only one way, i.e., 3459600 + 281961 = 1860^2 + 531^2 .

It is not a de Polignac number, because 3741561 - 2⁶ = 3741497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3741541) 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 5 ways as a sum of consecutive naturals, for example, 207856 + ... + 207873.

Almost surely, 2^3741561 is an apocalyptic number.

It is an amenable number.

3741561 is a deficient number, since it is larger than the sum of its proper divisors (1662929).

3741561 is a wasteful number, since it uses less digits than its factorization.

3741561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415735 (or 415732 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 3741561 is about 1934.3115054200. The cubic root of 3741561 is about 155.2449958324.

The spelling of 3741561 in words is "three million, seven hundred forty-one thousand, five hundred sixty-one".