1399050 has 36 divisors (see below), whose sum is σ = 3759990. Its totient is φ = 372960.

The previous prime is 1399039. The next prime is 1399063. The reversal of 1399050 is 509931.

It can be written as a sum of positive squares in 3 ways, for example, as 804609 + 594441 = 897^2 + 771^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1105 + ... + 2004.

2^1399050 is an apocalyptic number.

1399050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1399050 is an abundant number, since it is smaller than the sum of its proper divisors (2360940).

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

1399050 is a wasteful number, since it uses less digits than its factorization.

1399050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127 (or 3119 counting only the distinct ones).

The product of its (nonzero) digits is 1215, while the sum is 27.

The square root of 1399050 is about 1182.8144402230. The cubic root of 1399050 is about 111.8435848041.

The spelling of 1399050 in words is "one million, three hundred ninety-nine thousand, fifty".