1938536 has 16 divisors (see below), whose sum is σ = 3659040. Its totient is φ = 962800.

The previous prime is 1938533. The next prime is 1938553. The reversal of 1938536 is 6358391.

Its product of digits (19440) is a multiple of the sum of its prime divisors (1620).

It is a junction number, because it is equal to n+sod(n) for n = 1938496 and 1938505.

It is not an unprimeable number, because it can be changed into a prime (1938533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611 + ... + 2061.

It is an arithmetic number, because the mean of its divisors is an integer number (228690).

2^1938536 is an apocalyptic number.

It is an amenable number.

1938536 is a deficient number, since it is larger than the sum of its proper divisors (1720504).

1938536 is a wasteful number, since it uses less digits than its factorization.

1938536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624 (or 1620 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 1938536 is about 1392.3131831596. The cubic root of 1938536 is about 124.6879898453.

The spelling of 1938536 in words is "one million, nine hundred thirty-eight thousand, five hundred thirty-six".