31434316 has 6 divisors (see below), whose sum is σ = 55010060. Its totient is φ = 15717156.

The previous prime is 31434287. The next prime is 31434329. The reversal of 31434316 is 61343413.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3929286 + ... + 3929293.

Almost surely, 2^31434316 is an apocalyptic number.

It is an amenable number.

31434316 is a deficient number, since it is larger than the sum of its proper divisors (23575744).

31434316 is a wasteful number, since it uses less digits than its factorization.

31434316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7858583 (or 7858581 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 31434316 is about 5606.6314307256. The cubic root of 31434316 is about 315.5983119087.

Adding to 31434316 its reverse (61343413), we get a palindrome (92777729).

The spelling of 31434316 in words is "thirty-one million, four hundred thirty-four thousand, three hundred sixteen".