2840147970 has 32 divisors (see below), whose sum is σ = 7436024640. Its totient is φ = 688520640.

The previous prime is 2840147929. The next prime is 2840148011. The reversal of 2840147970 is 797410482.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2840147929) and next prime (2840148011).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4302925 + ... + 4303584.

It is an arithmetic number, because the mean of its divisors is an integer number (232375770).

Almost surely, 2^2840147970 is an apocalyptic number.

2840147970 is an abundant number, since it is smaller than the sum of its proper divisors (4595876670).

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

2840147970 is a wasteful number, since it uses less digits than its factorization.

2840147970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8606530.

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 2840147970 is about 53293.0386636003. The cubic root of 2840147970 is about 1416.1643444141.

The spelling of 2840147970 in words is "two billion, eight hundred forty million, one hundred forty-seven thousand, nine hundred seventy".