827294042 has 4 divisors (see below), whose sum is σ = 1240941066. Its totient is φ = 413647020.

The previous prime is 827294033. The next prime is 827294077. The reversal of 827294042 is 240492728.

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., 826620001 + 674041 = 28751^2 + 821^2 .

It is a junction number, because it is equal to n+sod(n) for n = 827293987 and 827294005.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206823509 + ... + 206823512.

Almost surely, 2^827294042 is an apocalyptic number.

827294042 is a deficient number, since it is larger than the sum of its proper divisors (413647024).

827294042 is a wasteful number, since it uses less digits than its factorization.

827294042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413647023.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 827294042 is about 28762.7196558323. The cubic root of 827294042 is about 938.7572387789.

The spelling of 827294042 in words is "eight hundred twenty-seven million, two hundred ninety-four thousand, forty-two".