1027273104 has 400 divisors, whose sum is σ = 3660015744. Its totient is φ = 273715200.

The previous prime is 1027273099. The next prime is 1027273147. The reversal of 1027273104 is 4013727201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4262424 + ... + 4262664.

Almost surely, 2^1027273104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1027273104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1830007872).

1027273104 is an abundant number, since it is smaller than the sum of its proper divisors (2632742640).

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

1027273104 is a wasteful number, since it uses less digits than its factorization.

1027273104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 1027273104 is about 32051.1014475322. The cubic root of 1027273104 is about 1009.0096176761.

The spelling of 1027273104 in words is "one billion, twenty-seven million, two hundred seventy-three thousand, one hundred four".