2305642506 has 16 divisors (see below), whose sum is σ = 4770295200. Its totient is φ = 742045808.

The previous prime is 2305642483. The next prime is 2305642511. The reversal of 2305642506 is 6052465032.

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, 6625236 + ... + 6625583.

It is an arithmetic number, because the mean of its divisors is an integer number (298143450).

Almost surely, 2^2305642506 is an apocalyptic number.

2305642506 is an abundant number, since it is smaller than the sum of its proper divisors (2464652694).

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

2305642506 is a wasteful number, since it uses less digits than its factorization.

2305642506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13250853.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 2305642506 is about 48017.1063892859. The cubic root of 2305642506 is about 1321.0846812159.

The spelling of 2305642506 in words is "two billion, three hundred five million, six hundred forty-two thousand, five hundred six".