2578273000 has 32 divisors (see below), whose sum is σ = 6033161160. Its totient is φ = 1031308800.

The previous prime is 2578272979. The next prime is 2578273051. The reversal of 2578273000 is 3728752.

2578273000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1091245156 + 1487027844 = 33034^2 + 38562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1288137 + ... + 1290136.

Almost surely, 2^2578273000 is an apocalyptic number.

2578273000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2578273000 is an abundant number, since it is smaller than the sum of its proper divisors (3454888160).

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

2578273000 is a wasteful number, since it uses less digits than its factorization.

2578273000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2578294 (or 2578280 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 2578273000 is about 50776.6974113126. The cubic root of 2578273000 is about 1371.2278760342.

The spelling of 2578273000 in words is "two billion, five hundred seventy-eight million, two hundred seventy-three thousand".