2227376961 has 20 divisors (see below), whose sum is σ = 3367414512. Its totient is φ = 1467022968.

The previous prime is 2227376933. The next prime is 2227376969. The reversal of 2227376961 is 1696737222.

It is not a de Polignac number, because 2227376961 - 2¹¹ = 2227374913 is a prime.

It is a super-2 number, since 2×2227376961² = 9922416252787191042, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2227376969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 158931 + ... + 172376.

Almost surely, 2^2227376961 is an apocalyptic number.

It is an amenable number.

2227376961 is a deficient number, since it is larger than the sum of its proper divisors (1140037551).

2227376961 is an equidigital number, since it uses as much as digits as its factorization.

2227376961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331402 (or 331393 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 2227376961 is about 47195.0946709507. The cubic root of 2227376961 is about 1305.9641072211.

The spelling of 2227376961 in words is "two billion, two hundred twenty-seven million, three hundred seventy-six thousand, nine hundred sixty-one".