874459394 has 4 divisors (see below), whose sum is σ = 1311689094. Its totient is φ = 437229696.

The previous prime is 874459381. The next prime is 874459403. The reversal of 874459394 is 493954478.

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., 617274025 + 257185369 = 24845^2 + 16037^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 218614847 + ... + 218614850.

Almost surely, 2^874459394 is an apocalyptic number.

874459394 is a deficient number, since it is larger than the sum of its proper divisors (437229700).

874459394 is a wasteful number, since it uses less digits than its factorization.

874459394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437229699.

The product of its digits is 4354560, while the sum is 53.

The square root of 874459394 is about 29571.2595944102. The cubic root of 874459394 is about 956.2685713624.

The spelling of 874459394 in words is "eight hundred seventy-four million, four hundred fifty-nine thousand, three hundred ninety-four".