2894505690 has 16 divisors (see below), whose sum is σ = 6946813728. Its totient is φ = 771868176.

The previous prime is 2894505661. The next prime is 2894505701. The reversal of 2894505690 is 965054982.

2894505690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2894505690² = 16756326378884752200, which contains 22 as substring.

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, 48241732 + ... + 48241791.

It is an arithmetic number, because the mean of its divisors is an integer number (434175858).

Almost surely, 2^2894505690 is an apocalyptic number.

2894505690 is an abundant number, since it is smaller than the sum of its proper divisors (4052308038).

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

2894505690 is a wasteful number, since it uses less digits than its factorization.

2894505690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96483533.

The product of its (nonzero) digits is 777600, while the sum is 48.

The square root of 2894505690 is about 53800.6104983949. The cubic root of 2894505690 is about 1425.1419889294.

The spelling of 2894505690 in words is "two billion, eight hundred ninety-four million, five hundred five thousand, six hundred ninety".