31916102 has 16 divisors (see below), whose sum is σ = 49116672. Its totient is φ = 15547080.

The previous prime is 31916083. The next prime is 31916113. The reversal of 31916102 is 20161913.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24077 + ... + 25367.

It is an arithmetic number, because the mean of its divisors is an integer number (3069792).

Almost surely, 2^31916102 is an apocalyptic number.

31916102 is a deficient number, since it is larger than the sum of its proper divisors (17200570).

31916102 is a wasteful number, since it uses less digits than its factorization.

31916102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 31916102 is about 5649.4337769373. The cubic root of 31916102 is about 317.2025096976.

The spelling of 31916102 in words is "thirty-one million, nine hundred sixteen thousand, one hundred two".