1969936 has 10 divisors (see below), whose sum is σ = 3816782. Its totient is φ = 984960.

The previous prime is 1969921. The next prime is 1969949. The reversal of 1969936 is 6399691.

It can be written as a sum of positive squares in only one way, i.e., 1904400 + 65536 = 1380^2 + 256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1969892 and 1969901.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61545 + ... + 61576.

2^1969936 is an apocalyptic number.

1969936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1969936 is a deficient number, since it is larger than the sum of its proper divisors (1846846).

1969936 is a wasteful number, since it uses less digits than its factorization.

1969936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123129 (or 123123 counting only the distinct ones).

The product of its digits is 78732, while the sum is 43.

The square root of 1969936 is about 1403.5440855207. The cubic root of 1969936 is about 125.3576106082.

The spelling of 1969936 in words is "one million, nine hundred sixty-nine thousand, nine hundred thirty-six".