31674946 has 8 divisors (see below), whose sum is σ = 48181824. Its totient is φ = 15614340.

The previous prime is 31674941. The next prime is 31674947. The reversal of 31674946 is 64947613.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 31674899 and 31674908.

It is not an unprimeable number, because it can be changed into a prime (31674941) by changing a digit.

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, 111390 + ... + 111673.

It is an arithmetic number, because the mean of its divisors is an integer number (6022728).

Almost surely, 2^31674946 is an apocalyptic number.

31674946 is a deficient number, since it is larger than the sum of its proper divisors (16506878).

31674946 is a wasteful number, since it uses less digits than its factorization.

31674946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223136.

The product of its digits is 108864, while the sum is 40.

The square root of 31674946 is about 5628.0499287053. The cubic root of 31674946 is about 316.4015684699.

The spelling of 31674946 in words is "thirty-one million, six hundred seventy-four thousand, nine hundred forty-six".