3222431402 has 4 divisors (see below), whose sum is σ = 4833647106. Its totient is φ = 1611215700.

The previous prime is 3222431371. The next prime is 3222431411. The reversal of 3222431402 is 2041342223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3130290601 + 92140801 = 55949^2 + 9599^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805607849 + ... + 805607852.

Almost surely, 2^3222431402 is an apocalyptic number.

3222431402 is a deficient number, since it is larger than the sum of its proper divisors (1611215704).

3222431402 is a wasteful number, since it uses less digits than its factorization.

3222431402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611215703.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 3222431402 is about 56766.4637087779. The cubic root of 3222431402 is about 1477.0478347772.

Adding to 3222431402 its reverse (2041342223), we get a palindrome (5263773625).

The spelling of 3222431402 in words is "three billion, two hundred twenty-two million, four hundred thirty-one thousand, four hundred two".