3213401232 has 20 divisors (see below), whose sum is σ = 8301286640. Its totient is φ = 1071133728.

The previous prime is 3213401221. The next prime is 3213401237. The reversal of 3213401232 is 2321043123.

It is a junction number, because it is equal to n+sod(n) for n = 3213401199 and 3213401208.

It is not an unprimeable number, because it can be changed into a prime (3213401237) 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, 33472882 + ... + 33472977.

It is an arithmetic number, because the mean of its divisors is an integer number (415064332).

Almost surely, 2^3213401232 is an apocalyptic number.

It is an amenable number.

3213401232 is an abundant number, since it is smaller than the sum of its proper divisors (5087885408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3213401232 is a wasteful number, since it uses less digits than its factorization.

3213401232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66945870 (or 66945864 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3213401232 is about 56686.8700141400. The cubic root of 3213401232 is about 1475.6668411770. Note that the first 3 decimals are identical.

Adding to 3213401232 its reverse (2321043123), we get a palindrome (5534444355).

The spelling of 3213401232 in words is "three billion, two hundred thirteen million, four hundred one thousand, two hundred thirty-two".