3668977 has 4 divisors (see below), whose sum is σ = 3951220. Its totient is φ = 3386736.

The previous prime is 3668971. The next prime is 3668981. The reversal of 3668977 is 7798663.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1263376 + 2405601 = 1124^2 + 1551^2 .

It is a cyclic number.

It is not a de Polignac number, because 3668977 - 2³ = 3668969 is a prime.

It is a super-2 number, since 2×3668977² = 26922784453058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3668971) 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 3 ways as a sum of consecutive naturals, for example, 141102 + ... + 141127.

It is an arithmetic number, because the mean of its divisors is an integer number (987805).

Almost surely, 2^3668977 is an apocalyptic number.

It is an amenable number.

3668977 is a deficient number, since it is larger than the sum of its proper divisors (282243).

3668977 is a wasteful number, since it uses less digits than its factorization.

3668977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282242.

The product of its digits is 381024, while the sum is 46.

The square root of 3668977 is about 1915.4573866312. The cubic root of 3668977 is about 154.2345473007.

The spelling of 3668977 in words is "three million, six hundred sixty-eight thousand, nine hundred seventy-seven".