1000026012 has 48 divisors (see below), whose sum is σ = 2458615040. Its totient is φ = 315487872.

The previous prime is 1000026011. The next prime is 1000026019. The reversal of 1000026012 is 2106200001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000026011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376473 + ... + 379119.

Almost surely, 2^1000026012 is an apocalyptic number.

1000026012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000026012 is an abundant number, since it is smaller than the sum of its proper divisors (1458589028).

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

1000026012 is a wasteful number, since it uses less digits than its factorization.

1000026012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330 (or 4328 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1000026012 is about 31623.1878848417. The cubic root of 1000026012 is about 1000.0086705915.

Adding to 1000026012 its reverse (2106200001), we get a palindrome (3106226013).

The spelling of 1000026012 in words is "one billion, twenty-six thousand, twelve".