1027797000 has 64 divisors (see below), whose sum is σ = 3206736000. Its totient is φ = 274078400.

The previous prime is 1027796993. The next prime is 1027797007. The reversal of 1027797000 is 7977201.

It is an interprime number because it is at equal distance from previous prime (1027796993) and next prime (1027797007).

It is not an unprimeable number, because it can be changed into a prime (1027797007) 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, 168300 + ... + 174299.

It is an arithmetic number, because the mean of its divisors is an integer number (50105250).

Almost surely, 2^1027797000 is an apocalyptic number.

1027797000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1027797000 is an abundant number, since it is smaller than the sum of its proper divisors (2178939000).

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

1027797000 is a wasteful number, since it uses less digits than its factorization.

1027797000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342623 (or 342609 counting only the distinct ones).

The product of its (nonzero) digits is 6174, while the sum is 33.

The square root of 1027797000 is about 32059.2732294417. The cubic root of 1027797000 is about 1009.1811158115.

The spelling of 1027797000 in words is "one billion, twenty-seven million, seven hundred ninety-seven thousand".