1012506306 has 48 divisors (see below), whose sum is σ = 2359570176. Its totient is φ = 288803424.

The previous prime is 1012506239. The next prime is 1012506307. The reversal of 1012506306 is 6036052101.

It is not an unprimeable number, because it can be changed into a prime (1012506307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196495 + ... + 201581.

It is an arithmetic number, because the mean of its divisors is an integer number (49157712).

Almost surely, 2^1012506306 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012506306, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1179785088).

1012506306 is an abundant number, since it is smaller than the sum of its proper divisors (1347063870).

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

1012506306 is a wasteful number, since it uses less digits than its factorization.

1012506306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5783 (or 5776 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1012506306 is about 31819.9042424706. The cubic root of 1012506306 is about 1004.1515097827.

Adding to 1012506306 its reverse (6036052101), we get a palindrome (7048558407).

The spelling of 1012506306 in words is "one billion, twelve million, five hundred six thousand, three hundred six".