2909659425 has 12 divisors (see below), whose sum is σ = 4810637040. Its totient is φ = 1551818320.

The previous prime is 2909659421. The next prime is 2909659427. The reversal of 2909659425 is 5249569092.

2909659425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2909659425 - 2² = 2909659421 is a prime.

It is a super-2 number, since 2×2909659425² = 16932235938982661250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2909659421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19397655 + ... + 19397804.

It is an arithmetic number, because the mean of its divisors is an integer number (400886420).

Almost surely, 2^2909659425 is an apocalyptic number.

2909659425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2909659425 is a deficient number, since it is larger than the sum of its proper divisors (1900977615).

2909659425 is a wasteful number, since it uses less digits than its factorization.

2909659425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38795472 (or 38795467 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 51.

The square root of 2909659425 is about 53941.2590231263. The cubic root of 2909659425 is about 1427.6246978602.

The spelling of 2909659425 in words is "two billion, nine hundred nine million, six hundred fifty-nine thousand, four hundred twenty-five".