1939825 has 12 divisors (see below), whose sum is σ = 2483968. Its totient is φ = 1501200.

The previous prime is 1939801. The next prime is 1939837. The reversal of 1939825 is 5289391.

It is not a de Polignac number, because 1939825 - 2⁹ = 1939313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 477 + ... + 2026.

2^1939825 is an apocalyptic number.

It is an amenable number.

1939825 is a deficient number, since it is larger than the sum of its proper divisors (544143).

1939825 is a wasteful number, since it uses less digits than its factorization.

1939825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544 (or 2539 counting only the distinct ones).

The product of its digits is 19440, while the sum is 37.

The square root of 1939825 is about 1392.7760049628. The cubic root of 1939825 is about 124.7156201823.

The spelling of 1939825 in words is "one million, nine hundred thirty-nine thousand, eight hundred twenty-five".