31074734 has 8 divisors (see below), whose sum is σ = 47308008. Its totient is φ = 15305400.

The previous prime is 31074733. The next prime is 31074739. The reversal of 31074734 is 43747013.

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 = 31074697 and 31074706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31074733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115817 + ... + 116084.

It is an arithmetic number, because the mean of its divisors is an integer number (5913501).

Almost surely, 2^31074734 is an apocalyptic number.

31074734 is a deficient number, since it is larger than the sum of its proper divisors (16233274).

31074734 is a wasteful number, since it uses less digits than its factorization.

31074734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231970.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 31074734 is about 5574.4716341551. The cubic root of 31074734 is about 314.3903012998.

The spelling of 31074734 in words is "thirty-one million, seventy-four thousand, seven hundred thirty-four".