3787223 has 4 divisors (see below), whose sum is σ = 4131528. Its totient is φ = 3442920.

The previous prime is 3787219. The next prime is 3787229. The reversal of 3787223 is 3227873.

It is a happy number.

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 3787223 - 2² = 3787219 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 3787223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3787229) 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, 172136 + ... + 172157.

It is an arithmetic number, because the mean of its divisors is an integer number (1032882).

Almost surely, 2^3787223 is an apocalyptic number.

3787223 is a deficient number, since it is larger than the sum of its proper divisors (344305).

3787223 is a wasteful number, since it uses less digits than its factorization.

3787223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344304.

The product of its digits is 14112, while the sum is 32.

The square root of 3787223 is about 1946.0788781547. The cubic root of 3787223 is about 155.8739805191.

The spelling of 3787223 in words is "three million, seven hundred eighty-seven thousand, two hundred twenty-three".