1538349 has 8 divisors (see below), whose sum is σ = 2106720. Its totient is φ = 997776.

The previous prime is 1538321. The next prime is 1538353. The reversal of 1538349 is 9438351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1538349 - 2⁸ = 1538093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1538389) by changing a digit.

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, 6819 + ... + 7040.

It is an arithmetic number, because the mean of its divisors is an integer number (263340).

2^1538349 is an apocalyptic number.

It is an amenable number.

1538349 is a deficient number, since it is larger than the sum of its proper divisors (568371).

1538349 is a wasteful number, since it uses less digits than its factorization.

1538349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13899.

The product of its digits is 12960, while the sum is 33.

The square root of 1538349 is about 1240.3019793583. The cubic root of 1538349 is about 115.4387524076.

The spelling of 1538349 in words is "one million, five hundred thirty-eight thousand, three hundred forty-nine".