1339900 has 18 divisors (see below), whose sum is σ = 2907800. Its totient is φ = 535920.

The previous prime is 1339873. The next prime is 1339901. The reversal of 1339900 is 99331.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1339901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6600 + ... + 6799.

2^1339900 is an apocalyptic number.

1339900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1339900 is an abundant number, since it is smaller than the sum of its proper divisors (1567900).

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

1339900 is a wasteful number, since it uses less digits than its factorization.

1339900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13413 (or 13406 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 25.

The square root of 1339900 is about 1157.5404960519. The cubic root of 1339900 is about 110.2446346047.

The spelling of 1339900 in words is "one million, three hundred thirty-nine thousand, nine hundred".