2530307870 has 16 divisors (see below), whose sum is σ = 4558956480. Its totient is φ = 1011144864.

The previous prime is 2530307849. The next prime is 2530307891. The reversal of 2530307870 is 787030352.

It is an interprime number because it is at equal distance from previous prime (2530307849) and next prime (2530307891).

It is a self number, because there is not a number n which added to its sum of digits gives 2530307870.

It is a congruent number.

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, 111377 + ... + 132156.

It is an arithmetic number, because the mean of its divisors is an integer number (284934780).

Almost surely, 2^2530307870 is an apocalyptic number.

2530307870 is a deficient number, since it is larger than the sum of its proper divisors (2028648610).

2530307870 is a wasteful number, since it uses less digits than its factorization.

2530307870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244579.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 2530307870 is about 50302.1656591443. The cubic root of 2530307870 is about 1362.6713407954.

The spelling of 2530307870 in words is "two billion, five hundred thirty million, three hundred seven thousand, eight hundred seventy".