1939104 has 36 divisors (see below), whose sum is σ = 5515146. Its totient is φ = 646272.

The previous prime is 1939103. The next prime is 1939109. The reversal of 1939104 is 4019391.

It can be written as a sum of positive squares in only one way, i.e., 1040400 + 898704 = 1020^2 + 948^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1939103) 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, 3079 + ... + 3654.

2^1939104 is an apocalyptic number.

It is an amenable number.

1939104 is an abundant number, since it is smaller than the sum of its proper divisors (3576042).

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

1939104 is a wasteful number, since it uses less digits than its factorization.

1939104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6749 (or 6738 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1939104 is about 1392.5171453164. The cubic root of 1939104 is about 124.7001667084.

The spelling of 1939104 in words is "one million, nine hundred thirty-nine thousand, one hundred four".