3745637 has 16 divisors (see below), whose sum is σ = 4537344. Its totient is φ = 3024000.

The previous prime is 3745631. The next prime is 3745649. The reversal of 3745637 is 7365473.

It is a happy number.

It is not a de Polignac number, because 3745637 - 2¹⁰ = 3744613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3745597 and 3745606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3745631) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8687 + ... + 9107.

It is an arithmetic number, because the mean of its divisors is an integer number (283584).

Almost surely, 2^3745637 is an apocalyptic number.

It is an amenable number.

3745637 is a deficient number, since it is larger than the sum of its proper divisors (791707).

3745637 is a wasteful number, since it uses less digits than its factorization.

3745637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500.

The product of its digits is 52920, while the sum is 35.

The square root of 3745637 is about 1935.3648234894. The cubic root of 3745637 is about 155.3013492245.

The spelling of 3745637 in words is "three million, seven hundred forty-five thousand, six hundred thirty-seven".