400000343332 has 6 divisors (see below), whose sum is σ = 700000600838. Its totient is φ = 200000171664.

The previous prime is 400000343287. The next prime is 400000343357. The reversal of 400000343332 is 233343000004.

It can be written as a sum of positive squares in only one way, i.e., 320156798976 + 79843544356 = 565824^2 + 282566^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000042913 + ... + 50000042920.

Almost surely, 2^400000343332 is an apocalyptic number.

It is an amenable number.

400000343332 is a deficient number, since it is larger than the sum of its proper divisors (300000257506).

400000343332 is a wasteful number, since it uses less digits than its factorization.

400000343332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100000085837 (or 100000085835 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 400000343332 its reverse (233343000004), we get a palindrome (633343343336).

The spelling of 400000343332 in words is "four hundred billion, three hundred forty-three thousand, three hundred thirty-two".