31424314 has 16 divisors (see below), whose sum is σ = 48742848. Its totient is φ = 15184512.

The previous prime is 31424303. The next prime is 31424321. The reversal of 31424314 is 41342413.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6459 + ... + 10225.

It is an arithmetic number, because the mean of its divisors is an integer number (3046428).

Almost surely, 2^31424314 is an apocalyptic number.

31424314 is a deficient number, since it is larger than the sum of its proper divisors (17318534).

31424314 is a wasteful number, since it uses less digits than its factorization.

31424314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909.

The product of its digits is 1152, while the sum is 22.

The square root of 31424314 is about 5605.7393803137. The cubic root of 31424314 is about 315.5648352334.

Adding to 31424314 its reverse (41342413), we get a palindrome (72766727).

The spelling of 31424314 in words is "thirty-one million, four hundred twenty-four thousand, three hundred fourteen".