2261898546 has 32 divisors (see below), whose sum is σ = 4592370816. Its totient is φ = 742560000.

The previous prime is 2261898521. The next prime is 2261898559. The reversal of 2261898546 is 6458981622.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509416 + ... + 513836.

It is an arithmetic number, because the mean of its divisors is an integer number (143511588).

Almost surely, 2^2261898546 is an apocalyptic number.

2261898546 is an abundant number, since it is smaller than the sum of its proper divisors (2330472270).

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

2261898546 is a wasteful number, since it uses less digits than its factorization.

2261898546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5698.

The product of its digits is 1658880, while the sum is 51.

The square root of 2261898546 is about 47559.4212117852. The cubic root of 2261898546 is about 1312.6764900806.

The spelling of 2261898546 in words is "two billion, two hundred sixty-one million, eight hundred ninety-eight thousand, five hundred forty-six".