3729923 has 4 divisors (see below), whose sum is σ = 3733800. Its totient is φ = 3726048.

The previous prime is 3729911. The next prime is 3729931. The reversal of 3729923 is 3299273.

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 is a cyclic number.

It is not a de Polignac number, because 3729923 - 2⁸ = 3729667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3729983) 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, 728 + ... + 2826.

It is an arithmetic number, because the mean of its divisors is an integer number (933450).

Almost surely, 2^3729923 is an apocalyptic number.

3729923 is a deficient number, since it is larger than the sum of its proper divisors (3877).

3729923 is a wasteful number, since it uses less digits than its factorization.

3729923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876.

The product of its digits is 20412, while the sum is 35.

The square root of 3729923 is about 1931.3008569356. The cubic root of 3729923 is about 155.0838672041.

The spelling of 3729923 in words is "three million, seven hundred twenty-nine thousand, nine hundred twenty-three".