31034402 has 8 divisors (see below), whose sum is σ = 53201856. Its totient is φ = 13300452.

The previous prime is 31034329. The next prime is 31034411. The reversal of 31034402 is 20443013.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1108358 + ... + 1108385.

It is an arithmetic number, because the mean of its divisors is an integer number (6650232).

Almost surely, 2^31034402 is an apocalyptic number.

31034402 is a deficient number, since it is larger than the sum of its proper divisors (22167454).

31034402 is a wasteful number, since it uses less digits than its factorization.

31034402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216752.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 31034402 is about 5570.8528969988. The cubic root of 31034402 is about 314.2542263416.

Adding to 31034402 its reverse (20443013), we get a palindrome (51477415).

The spelling of 31034402 in words is "thirty-one million, thirty-four thousand, four hundred two".