4081977 has 6 divisors (see below), whose sum is σ = 5896202. Its totient is φ = 2721312.

The previous prime is 4081969. The next prime is 4081991. The reversal of 4081977 is 7791804.

4081977 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in only one way, i.e., 3884841 + 197136 = 1971^2 + 444^2 .

It is not a de Polignac number, because 4081977 - 2³ = 4081969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4081177) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226768 + ... + 226785.

Almost surely, 2^4081977 is an apocalyptic number.

It is an amenable number.

4081977 is a deficient number, since it is larger than the sum of its proper divisors (1814225).

4081977 is a wasteful number, since it uses less digits than its factorization.

4081977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453559 (or 453556 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The square root of 4081977 is about 2020.3903088265. The cubic root of 4081977 is about 159.8172000849.

The spelling of 4081977 in words is "four million, eighty-one thousand, nine hundred seventy-seven".