863453374 has 16 divisors (see below), whose sum is σ = 1480811616. Its totient is φ = 369900000.

The previous prime is 863453359. The next prime is 863453387. The reversal of 863453374 is 473354368.

It is a self number, because there is not a number n which added to its sum of digits gives 863453374.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27124 + ... + 49624.

It is an arithmetic number, because the mean of its divisors is an integer number (92550726).

Almost surely, 2^863453374 is an apocalyptic number.

863453374 is a deficient number, since it is larger than the sum of its proper divisors (617358242).

863453374 is a wasteful number, since it uses less digits than its factorization.

863453374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25251.

The product of its digits is 725760, while the sum is 43.

The square root of 863453374 is about 29384.5771451624. The cubic root of 863453374 is about 952.2397289254.

The spelling of 863453374 in words is "eight hundred sixty-three million, four hundred fifty-three thousand, three hundred seventy-four".