438843098 has 4 divisors (see below), whose sum is σ = 658264650. Its totient is φ = 219421548.

The previous prime is 438843073. The next prime is 438843113. The reversal of 438843098 is 890348834.

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., 435431689 + 3411409 = 20867^2 + 1847^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109710773 + ... + 109710776.

Almost surely, 2^438843098 is an apocalyptic number.

438843098 is a deficient number, since it is larger than the sum of its proper divisors (219421552).

438843098 is a wasteful number, since it uses less digits than its factorization.

438843098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219421551.

The product of its (nonzero) digits is 663552, while the sum is 47.

The square root of 438843098 is about 20948.5822431973. The cubic root of 438843098 is about 759.9232944284.

The spelling of 438843098 in words is "four hundred thirty-eight million, eight hundred forty-three thousand, ninety-eight".