8077634 has 4 divisors (see below), whose sum is σ = 12116454. Its totient is φ = 4038816.

The previous prime is 8077633. The next prime is 8077649. The reversal of 8077634 is 4367708.

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., 4644025 + 3433609 = 2155^2 + 1853^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8077594 and 8077603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8077633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2019407 + ... + 2019410.

Almost surely, 2^8077634 is an apocalyptic number.

8077634 is a deficient number, since it is larger than the sum of its proper divisors (4038820).

8077634 is a wasteful number, since it uses less digits than its factorization.

8077634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4038819.

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 8077634 is about 2842.1178722917. The cubic root of 8077634 is about 200.6448684884.

The spelling of 8077634 in words is "eight million, seventy-seven thousand, six hundred thirty-four".