3750403 has 4 divisors (see below), whose sum is σ = 3913488. Its totient is φ = 3587320.

The previous prime is 3750389. The next prime is 3750407. The reversal of 3750403 is 3040573.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3750403 - 2⁹ = 3749891 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3750407) 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, 81508 + ... + 81553.

It is an arithmetic number, because the mean of its divisors is an integer number (978372).

Almost surely, 2^3750403 is an apocalyptic number.

3750403 is a deficient number, since it is larger than the sum of its proper divisors (163085).

3750403 is a wasteful number, since it uses less digits than its factorization.

3750403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163084.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 3750403 is about 1936.5957244608. The cubic root of 3750403 is about 155.3671904970.

Adding to 3750403 its reverse (3040573), we get a palindrome (6790976).

The spelling of 3750403 in words is "three million, seven hundred fifty thousand, four hundred three".