2291824946 has 8 divisors (see below), whose sum is σ = 3438585984. Its totient is φ = 1145629620.

The previous prime is 2291824861. The next prime is 2291824979. The reversal of 2291824946 is 6494281922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2291824946.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131150 + ... + 147593.

It is an arithmetic number, because the mean of its divisors is an integer number (429823248).

Almost surely, 2^2291824946 is an apocalyptic number.

2291824946 is a deficient number, since it is larger than the sum of its proper divisors (1146761038).

2291824946 is a wasteful number, since it uses less digits than its factorization.

2291824946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282856.

The product of its digits is 497664, while the sum is 47.

The square root of 2291824946 is about 47873.0085329928. The cubic root of 2291824946 is about 1318.4403345713.

The spelling of 2291824946 in words is "two billion, two hundred ninety-one million, eight hundred twenty-four thousand, nine hundred forty-six".