598644406 has 4 divisors (see below), whose sum is σ = 897966612. Its totient is φ = 299322202.

The previous prime is 598644401. The next prime is 598644407. The reversal of 598644406 is 604446895.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (598644401) by changing a digit.

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 as a sum of consecutive naturals, namely, 149661100 + ... + 149661103.

It is an arithmetic number, because the mean of its divisors is an integer number (224491653).

Almost surely, 2^598644406 is an apocalyptic number.

598644406 is a deficient number, since it is larger than the sum of its proper divisors (299322206).

598644406 is a wasteful number, since it uses less digits than its factorization.

598644406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299322205.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 598644406 is about 24467.2108340939. The cubic root of 598644406 is about 842.7969906293.

The spelling of 598644406 in words is "five hundred ninety-eight million, six hundred forty-four thousand, four hundred six".