1026207994 has 32 divisors (see below), whose sum is σ = 1772616960. Its totient is φ = 436468608.

The previous prime is 1026207991. The next prime is 1026208033. The reversal of 1026207994 is 4997026201.

It is not an unprimeable number, because it can be changed into a prime (1026207991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1585779 + ... + 1586425.

It is an arithmetic number, because the mean of its divisors is an integer number (55394280).

Almost surely, 2^1026207994 is an apocalyptic number.

1026207994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1026207994 is a deficient number, since it is larger than the sum of its proper divisors (746408966).

1026207994 is a wasteful number, since it uses less digits than its factorization.

1026207994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1026207994 is about 32034.4813287183. The cubic root of 1026207994 is about 1008.6607724749.

It can be divided in two parts, 1026207 and 994, that added together give a palindrome (1027201).

The spelling of 1026207994 in words is "one billion, twenty-six million, two hundred seven thousand, nine hundred ninety-four".