3745013 has 4 divisors (see below), whose sum is σ = 3748908. Its totient is φ = 3741120.

The previous prime is 3744997. The next prime is 3745019. The reversal of 3745013 is 3105473.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2007889 + 1737124 = 1417^2 + 1318^2 .

It is a cyclic number.

It is not a de Polignac number, because 3745013 - 2⁴ = 3744997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3745013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3745019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653 + ... + 2813.

It is an arithmetic number, because the mean of its divisors is an integer number (937227).

Almost surely, 2^3745013 is an apocalyptic number.

It is an amenable number.

3745013 is a deficient number, since it is larger than the sum of its proper divisors (3895).

3745013 is a wasteful number, since it uses less digits than its factorization.

3745013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3894.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 3745013 is about 1935.2036068590. The cubic root of 3745013 is about 155.2927246635.

The spelling of 3745013 in words is "three million, seven hundred forty-five thousand, thirteen".