6441598 has 4 divisors (see below), whose sum is σ = 9662400. Its totient is φ = 3220798.

The previous prime is 6441577. The next prime is 6441601. The reversal of 6441598 is 8951446.

It is a happy number.

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

It is a super-3 number, since 3×6441598³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610398 + ... + 1610401.

It is an arithmetic number, because the mean of its divisors is an integer number (2415600).

Almost surely, 2^6441598 is an apocalyptic number.

6441598 is a deficient number, since it is larger than the sum of its proper divisors (3220802).

6441598 is a wasteful number, since it uses less digits than its factorization.

6441598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220801.

The product of its digits is 34560, while the sum is 37.

The square root of 6441598 is about 2538.0303386682. The cubic root of 6441598 is about 186.0649366667.

The spelling of 6441598 in words is "six million, four hundred forty-one thousand, five hundred ninety-eight".