1026861234 has 32 divisors (see below), whose sum is σ = 2485178496. Its totient is φ = 276130560.

The previous prime is 1026861223. The next prime is 1026861239. The reversal of 1026861234 is 4321686201.

1026861234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1026861195 and 1026861204.

It is not an unprimeable number, because it can be changed into a prime (1026861239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718377 + ... + 719804.

It is an arithmetic number, because the mean of its divisors is an integer number (77661828).

Almost surely, 2^1026861234 is an apocalyptic number.

1026861234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1026861234 is an abundant number, since it is smaller than the sum of its proper divisors (1458317262).

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

1026861234 is a wasteful number, since it uses less digits than its factorization.

1026861234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438210.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1026861234 is about 32044.6755951749. The cubic root of 1026861234 is about 1008.8747504753.

The spelling of 1026861234 in words is "one billion, twenty-six million, eight hundred sixty-one thousand, two hundred thirty-four".