31012034 has 8 divisors (see below), whose sum is σ = 47280828. Its totient is φ = 15251760.

The previous prime is 31012021. The next prime is 31012039. The reversal of 31012034 is 43021013.

It can be written as a sum of positive squares in 2 ways, for example, as 18515809 + 12496225 = 4303^2 + 3535^2 .

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

It is not an unprimeable number, because it can be changed into a prime (31012039) 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, 126977 + ... + 127220.

Almost surely, 2^31012034 is an apocalyptic number.

31012034 is a deficient number, since it is larger than the sum of its proper divisors (16268794).

31012034 is a wasteful number, since it uses less digits than its factorization.

31012034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254260.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 31012034 is about 5568.8449430739. The cubic root of 31012034 is about 314.1787087705.

Adding to 31012034 its reverse (43021013), we get a palindrome (74033047).

The spelling of 31012034 in words is "thirty-one million, twelve thousand, thirty-four".