3726421223 has 8 divisors (see below), whose sum is σ = 4274601120. Its totient is φ = 3182199840.

The previous prime is 3726421217. The next prime is 3726421229. The reversal of 3726421223 is 3221246273.

It is an interprime number because it is at equal distance from previous prime (3726421217) and next prime (3726421229).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3726421223 - 2¹² = 3726417127 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 3726421223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3726421229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 987608 + ... + 991373.

It is an arithmetic number, because the mean of its divisors is an integer number (534325140).

Almost surely, 2^3726421223 is an apocalyptic number.

3726421223 is a deficient number, since it is larger than the sum of its proper divisors (548179897).

3726421223 is a wasteful number, since it uses less digits than its factorization.

3726421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979257.

The product of its digits is 24192, while the sum is 32.

The square root of 3726421223 is about 61044.4200807903. The cubic root of 3726421223 is about 1550.3531936023.

Adding to 3726421223 its reverse (3221246273), we get a palindrome (6947667496).

The spelling of 3726421223 in words is "three billion, seven hundred twenty-six million, four hundred twenty-one thousand, two hundred twenty-three".