863450426 has 16 divisors (see below), whose sum is σ = 1331025696. Its totient is φ = 419790096.

The previous prime is 863450407. The next prime is 863450431. The reversal of 863450426 is 624054368.

It is a self number, because there is not a number n which added to its sum of digits gives 863450426.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165185 + ... + 170331.

It is an arithmetic number, because the mean of its divisors is an integer number (83189106).

Almost surely, 2^863450426 is an apocalyptic number.

863450426 is a deficient number, since it is larger than the sum of its proper divisors (467575270).

863450426 is a wasteful number, since it uses less digits than its factorization.

863450426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7453.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 863450426 is about 29384.5269827506. The cubic root of 863450426 is about 952.2386452128.

The spelling of 863450426 in words is "eight hundred sixty-three million, four hundred fifty thousand, four hundred twenty-six".