1967841 has 8 divisors (see below), whose sum is σ = 2915360. Its totient is φ = 1311876.

The previous prime is 1967821. The next prime is 1967851. The reversal of 1967841 is 1487691.

It is not a de Polignac number, because 1967841 - 2¹⁰ = 1966817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1967796 and 1967805.

It is not an unprimeable number, because it can be changed into a prime (1967821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36415 + ... + 36468.

It is an arithmetic number, because the mean of its divisors is an integer number (364420).

2^1967841 is an apocalyptic number.

It is an amenable number.

1967841 is a deficient number, since it is larger than the sum of its proper divisors (947519).

1967841 is an equidigital number, since it uses as much as digits as its factorization.

1967841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72892 (or 72886 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 1967841 is about 1402.7975620167. The cubic root of 1967841 is about 125.3131561440.

The spelling of 1967841 in words is "one million, nine hundred sixty-seven thousand, eight hundred forty-one".