3223401531 has 16 divisors (see below), whose sum is σ = 4920847104. Its totient is φ = 1838569824.

The previous prime is 3223401527. The next prime is 3223401551. The reversal of 3223401531 is 1351043223.

It is not a de Polignac number, because 3223401531 - 2² = 3223401527 is a prime.

It is a super-2 number, since 2×3223401531² = 20780634860106287922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3223401551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128820 + ... + 151793.

It is an arithmetic number, because the mean of its divisors is an integer number (307552944).

Almost surely, 2^3223401531 is an apocalyptic number.

3223401531 is a deficient number, since it is larger than the sum of its proper divisors (1697445573).

3223401531 is a wasteful number, since it uses less digits than its factorization.

3223401531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281170.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3223401531 is about 56775.0079788634. The cubic root of 3223401531 is about 1477.1960441040.

Adding to 3223401531 its reverse (1351043223), we get a palindrome (4574444754).

The spelling of 3223401531 in words is "three billion, two hundred twenty-three million, four hundred one thousand, five hundred thirty-one".