3005278000 has 40 divisors (see below), whose sum is σ = 7266767040. Its totient is φ = 1202110400.

The previous prime is 3005277997. The next prime is 3005278061. The reversal of 3005278000 is 8725003.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 749320 + ... + 753319.

It is an arithmetic number, because the mean of its divisors is an integer number (181669176).

Almost surely, 2^3005278000 is an apocalyptic number.

It is an amenable number.

3005278000 is an abundant number, since it is smaller than the sum of its proper divisors (4261489040).

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

3005278000 is a wasteful number, since it uses less digits than its factorization.

3005278000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502662 (or 1502646 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 3005278000 is about 54820.4159050257. The cubic root of 3005278000 is about 1443.0948740254.

The spelling of 3005278000 in words is "three billion, five million, two hundred seventy-eight thousand".