6240398 has 16 divisors (see below), whose sum is σ = 9960720. Its totient is φ = 2923776.

The previous prime is 6240373. The next prime is 6240401. The reversal of 6240398 is 8930426.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2840 + ... + 4532.

It is an arithmetic number, because the mean of its divisors is an integer number (622545).

Almost surely, 2^6240398 is an apocalyptic number.

6240398 is a deficient number, since it is larger than the sum of its proper divisors (3720322).

6240398 is a wasteful number, since it uses less digits than its factorization.

6240398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 6240398 is about 2498.0788618456. The cubic root of 6240398 is about 184.1071957288.

The spelling of 6240398 in words is "six million, two hundred forty thousand, three hundred ninety-eight".