431240002 has 8 divisors (see below), whose sum is σ = 646973712. Its totient is φ = 215582100.

The previous prime is 431239957. The next prime is 431240011. The reversal of 431240002 is 200042134.

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1524 + ... + 29407.

It is an arithmetic number, because the mean of its divisors is an integer number (80871714).

Almost surely, 2^431240002 is an apocalyptic number.

431240002 is a deficient number, since it is larger than the sum of its proper divisors (215733710).

431240002 is a wasteful number, since it uses less digits than its factorization.

431240002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37904.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 431240002 is about 20766.3189323481. The cubic root of 431240002 is about 755.5090653328.

Adding to 431240002 its reverse (200042134), we get a palindrome (631282136).

The spelling of 431240002 in words is "four hundred thirty-one million, two hundred forty thousand, two".