8377994 has 4 divisors (see below), whose sum is σ = 12566994. Its totient is φ = 4188996.

The previous prime is 8377979. The next prime is 8377997. The reversal of 8377994 is 4997738.

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

It can be written as a sum of positive squares in only one way, i.e., 6568969 + 1809025 = 2563^2 + 1345^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8377997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2094497 + ... + 2094500.

Almost surely, 2^8377994 is an apocalyptic number.

8377994 is a deficient number, since it is larger than the sum of its proper divisors (4189000).

8377994 is a wasteful number, since it uses less digits than its factorization.

8377994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4188999.

The product of its digits is 381024, while the sum is 47.

The square root of 8377994 is about 2894.4764638877. The cubic root of 8377994 is about 203.1016016914.

The spelling of 8377994 in words is "eight million, three hundred seventy-seven thousand, nine hundred ninety-four".