2261970377 has 8 divisors (see below), whose sum is σ = 2399798016. Its totient is φ = 2124672832.

The previous prime is 2261970371. The next prime is 2261970413. The reversal of 2261970377 is 7730791622.

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

It is a cyclic number.

It is not a de Polignac number, because 2261970377 - 2⁶ = 2261970313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261970371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123713 + ... + 140814.

It is an arithmetic number, because the mean of its divisors is an integer number (299974752).

Almost surely, 2^2261970377 is an apocalyptic number.

It is an amenable number.

2261970377 is a deficient number, since it is larger than the sum of its proper divisors (137827639).

2261970377 is a wasteful number, since it uses less digits than its factorization.

2261970377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265047.

The product of its (nonzero) digits is 222264, while the sum is 44.

The square root of 2261970377 is about 47560.1763768807. The cubic root of 2261970377 is about 1312.6903854676.

The spelling of 2261970377 in words is "two billion, two hundred sixty-one million, nine hundred seventy thousand, three hundred seventy-seven".