1339888 has 40 divisors (see below), whose sum is σ = 2964096. Its totient is φ = 580800.

The previous prime is 1339873. The next prime is 1339901. The reversal of 1339888 is 8889331.

It is a self number, because there is not a number n which added to its sum of digits gives 1339888.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3883 + ... + 4213.

2^1339888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1339888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482048).

1339888 is an abundant number, since it is smaller than the sum of its proper divisors (1624208).

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

1339888 is a wasteful number, since it uses less digits than its factorization.

1339888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 367 counting only the distinct ones).

The product of its digits is 41472, while the sum is 40.

The square root of 1339888 is about 1157.5353126363. The cubic root of 1339888 is about 110.2443054907.

It can be divided in two parts, 1 and 339888, that added together give a square (339889 = 583²).

The spelling of 1339888 in words is "one million, three hundred thirty-nine thousand, eight hundred eighty-eight".