3221400423 has 8 divisors (see below), whose sum is σ = 4365613936. Its totient is φ = 2112393600.

The previous prime is 3221400373. The next prime is 3221400437. The reversal of 3221400423 is 3240041223.

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

It is not a de Polignac number, because 3221400423 - 2¹² = 3221396327 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 3221400423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221400443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8801458 + ... + 8801823.

It is an arithmetic number, because the mean of its divisors is an integer number (545701742).

Almost surely, 2^3221400423 is an apocalyptic number.

3221400423 is a deficient number, since it is larger than the sum of its proper divisors (1144213513).

3221400423 is a wasteful number, since it uses less digits than its factorization.

3221400423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17603345.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 3221400423 is about 56757.3821013619. The cubic root of 3221400423 is about 1476.8902966184.

Adding to 3221400423 its reverse (3240041223), we get a palindrome (6461441646).

The spelling of 3221400423 in words is "three billion, two hundred twenty-one million, four hundred thousand, four hundred twenty-three".