31344696 has 24 divisors (see below), whose sum is σ = 84892080. Its totient is φ = 10448208.

The previous prime is 31344671. The next prime is 31344697. The reversal of 31344696 is 69644313.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 31344696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31344697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 217600 + ... + 217743.

It is an arithmetic number, because the mean of its divisors is an integer number (3537170).

Almost surely, 2^31344696 is an apocalyptic number.

31344696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

31344696 is an abundant number, since it is smaller than the sum of its proper divisors (53547384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31344696 is a wasteful number, since it uses less digits than its factorization.

31344696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435355 (or 435348 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 31344696 is about 5598.6334046801. The cubic root of 31344696 is about 315.2981002679.

The spelling of 31344696 in words is "thirty-one million, three hundred forty-four thousand, six hundred ninety-six".