2261470977 has 12 divisors (see below), whose sum is σ = 3280126564. Its totient is φ = 1501390080.

The previous prime is 2261470961. The next prime is 2261470993. The reversal of 2261470977 is 7790741622.

2261470977 is a `hidden beast` number, since 22 + 614 + 7 + 0 + 9 + 7 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (2261470961) and next prime (2261470993).

It can be written as a sum of positive squares in 2 ways, for example, as 1883907216 + 377563761 = 43404^2 + 19431^2 .

It is not a de Polignac number, because 2261470977 - 2⁴ = 2261470961 is a prime.

It is a super-2 number, since 2×2261470977² = 10228501959626669058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2261470957) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 519148 + ... + 523485.

Almost surely, 2^2261470977 is an apocalyptic number.

It is an amenable number.

2261470977 is a deficient number, since it is larger than the sum of its proper divisors (1018655587).

2261470977 is a wasteful number, since it uses less digits than its factorization.

2261470977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042880 (or 1042877 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The square root of 2261470977 is about 47554.9258962728. The cubic root of 2261470977 is about 1312.5937726743.

The spelling of 2261470977 in words is "two billion, two hundred sixty-one million, four hundred seventy thousand, nine hundred seventy-seven".