6139398 has 16 divisors (see below), whose sum is σ = 12417840. Its totient is φ = 2023296.

The previous prime is 6139391. The next prime is 6139417. The reversal of 6139398 is 8939316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6139391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5215 + ... + 6282.

It is an arithmetic number, because the mean of its divisors is an integer number (776115).

Almost surely, 2^6139398 is an apocalyptic number.

6139398 is an abundant number, since it is smaller than the sum of its proper divisors (6278442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6139398 is a wasteful number, since it uses less digits than its factorization.

6139398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11591.

The product of its digits is 34992, while the sum is 39.

The square root of 6139398 is about 2477.7808619811. The cubic root of 6139398 is about 183.1085384373.

It can be divided in two parts, 613 and 9398, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 6139398 in words is "six million, one hundred thirty-nine thousand, three hundred ninety-eight".