6239491 has 4 divisors (see below), whose sum is σ = 6297912. Its totient is φ = 6181072.

The previous prime is 6239489. The next prime is 6239501. The reversal of 6239491 is 1949326.

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

It is a cyclic number.

It is not a de Polignac number, because 6239491 - 2¹ = 6239489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6239411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29050 + ... + 29263.

It is an arithmetic number, because the mean of its divisors is an integer number (1574478).

Almost surely, 2^6239491 is an apocalyptic number.

6239491 is a deficient number, since it is larger than the sum of its proper divisors (58421).

6239491 is a wasteful number, since it uses less digits than its factorization.

6239491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58420.

The product of its digits is 11664, while the sum is 34.

The square root of 6239491 is about 2497.8973157438. The cubic root of 6239491 is about 184.0982757145.

It can be divided in two parts, 62 and 39491, that multiplied together give a palindrome (2448442).

The spelling of 6239491 in words is "six million, two hundred thirty-nine thousand, four hundred ninety-one".