3723403 has 4 divisors (see below), whose sum is σ = 3727288. Its totient is φ = 3719520.

The previous prime is 3723389. The next prime is 3723407. The reversal of 3723403 is 3043273.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3043273 = 71 ⋅42863.

It is a cyclic number.

It is not a de Polignac number, because 3723403 - 2¹³ = 3715211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3723407) 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, 643 + ... + 2803.

It is an arithmetic number, because the mean of its divisors is an integer number (931822).

Almost surely, 2^3723403 is an apocalyptic number.

3723403 is a deficient number, since it is larger than the sum of its proper divisors (3885).

3723403 is a wasteful number, since it uses less digits than its factorization.

3723403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3884.

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 3723403 is about 1929.6121371923. The cubic root of 3723403 is about 154.9934509893.

Adding to 3723403 its reverse (3043273), we get a palindrome (6766676).

The spelling of 3723403 in words is "three million, seven hundred twenty-three thousand, four hundred three".