427082797 has 4 divisors (see below), whose sum is σ = 441809820. Its totient is φ = 412355776.

The previous prime is 427082783. The next prime is 427082833. The reversal of 427082797 is 797280724.

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 119115396 + 307967401 = 10914^2 + 17549^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427082797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427082707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7363468 + ... + 7363525.

It is an arithmetic number, because the mean of its divisors is an integer number (110452455).

Almost surely, 2^427082797 is an apocalyptic number.

It is an amenable number.

427082797 is a deficient number, since it is larger than the sum of its proper divisors (14727023).

427082797 is a wasteful number, since it uses less digits than its factorization.

427082797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14727022.

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 427082797 is about 20665.9816364962. The cubic root of 427082797 is about 753.0734896033.

The spelling of 427082797 in words is "four hundred twenty-seven million, eighty-two thousand, seven hundred ninety-seven".