1961696 has 24 divisors (see below), whose sum is σ = 4213944. Its totient is φ = 891520.

The previous prime is 1961683. The next prime is 1961737. The reversal of 1961696 is 6961691.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435 + ... + 3138.

It is an arithmetic number, because the mean of its divisors is an integer number (175581).

2^1961696 is an apocalyptic number.

1961696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1961696 is an abundant number, since it is smaller than the sum of its proper divisors (2252248).

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

1961696 is a wasteful number, since it uses less digits than its factorization.

1961696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5594 (or 5586 counting only the distinct ones).

The product of its digits is 17496, while the sum is 38.

The square root of 1961696 is about 1400.6055833103. The cubic root of 1961696 is about 125.1825811830.

The spelling of 1961696 in words is "one million, nine hundred sixty-one thousand, six hundred ninety-six".