427563790 has 16 divisors (see below), whose sum is σ = 803076768. Its totient is φ = 163589536.

The previous prime is 427563769. The next prime is 427563797. The reversal of 427563790 is 97365724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427563797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929257 + ... + 929716.

It is an arithmetic number, because the mean of its divisors is an integer number (50192298).

Almost surely, 2^427563790 is an apocalyptic number.

427563790 is a deficient number, since it is larger than the sum of its proper divisors (375512978).

427563790 is a wasteful number, since it uses less digits than its factorization.

427563790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859003.

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 427563790 is about 20677.6156749273. The cubic root of 427563790 is about 753.3560945864.

The spelling of 427563790 in words is "four hundred twenty-seven million, five hundred sixty-three thousand, seven hundred ninety".