2261380146 has 8 divisors (see below), whose sum is σ = 4522760304. Its totient is φ = 753793380.

The previous prime is 2261380123. The next prime is 2261380151. The reversal of 2261380146 is 6410831622.

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

2261380146 is an admirable number.

It is a super-2 number, since 2×2261380146² = 10227680329445962632, which contains 22 as substring.

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, 188448340 + ... + 188448351.

It is an arithmetic number, because the mean of its divisors is an integer number (565345038).

Almost surely, 2^2261380146 is an apocalyptic number.

2261380146 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.

2261380146 is a wasteful number, since it uses less digits than its factorization.

2261380146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376896696.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 2261380146 is about 47553.9708752066. The cubic root of 2261380146 is about 1312.5761991860.

The spelling of 2261380146 in words is "two billion, two hundred sixty-one million, three hundred eighty thousand, one hundred forty-six".