1088439 has 8 divisors (see below), whose sum is σ = 1583232. Its totient is φ = 659640.

The previous prime is 1088431. The next prime is 1088443. The reversal of 1088439 is 9348801.

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

It is not a de Polignac number, because 1088439 - 2³ = 1088431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 32983 = 1088439 / (1 + 0 + 8 + 8 + 4 + 3 + 9).

1088439 is a lucky number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088431) 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, 16459 + ... + 16524.

It is an arithmetic number, because the mean of its divisors is an integer number (197904).

2^1088439 is an apocalyptic number.

1088439 is a deficient number, since it is larger than the sum of its proper divisors (494793).

1088439 is a wasteful number, since it uses less digits than its factorization.

1088439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32997.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1088439 is about 1043.2827996282. The cubic root of 1088439 is about 102.8650950091.

The spelling of 1088439 in words is "one million, eighty-eight thousand, four hundred thirty-nine".