2249776146 has 8 divisors (see below), whose sum is σ = 4499552304. Its totient is φ = 749925380.

The previous prime is 2249776129. The next prime is 2249776169. The reversal of 2249776146 is 6416779422.

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

2249776146 is an admirable number.

It is a super-2 number, since 2×2249776146² = 10122985414221226632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2249776095 and 2249776104.

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, 187481340 + ... + 187481351.

It is an arithmetic number, because the mean of its divisors is an integer number (562444038).

Almost surely, 2^2249776146 is an apocalyptic number.

2249776146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2249776146 is a wasteful number, since it uses less digits than its factorization.

2249776146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374962696.

The product of its digits is 1016064, while the sum is 48.

The square root of 2249776146 is about 47431.8052154881. The cubic root of 2249776146 is about 1310.3272391118.

The spelling of 2249776146 in words is "two billion, two hundred forty-nine million, seven hundred seventy-six thousand, one hundred forty-six".