1026273078 has 56 divisors (see below), whose sum is σ = 2313898488. Its totient is φ = 341226432.

The previous prime is 1026273067. The next prime is 1026273137. The reversal of 1026273078 is 8703726201.

It is a congruent number.

It is an unprimeable number.

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 27 ways as a sum of consecutive naturals, for example, 864001 + ... + 865187.

Almost surely, 2^1026273078 is an apocalyptic number.

1026273078 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1026273078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1156949244).

1026273078 is an abundant number, since it is smaller than the sum of its proper divisors (1287625410).

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

1026273078 is an equidigital number, since it uses as much as digits as its factorization.

1026273078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800 (or 1785 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 1026273078 is about 32035.4971554992. The cubic root of 1026273078 is about 1008.6820957318.

Adding to 1026273078 its reverse (8703726201), we get a palindrome (9729999279).

The spelling of 1026273078 in words is "one billion, twenty-six million, two hundred seventy-three thousand, seventy-eight".