1884961 has 8 divisors (see below), whose sum is σ = 2064104. Its totient is φ = 1710720.

The previous prime is 1884947. The next prime is 1884973. The reversal of 1884961 is 1694881.

It is a happy number.

1884961 is nontrivially palindromic in base 6.

It is the 561-st star number.

It can be written as a sum of positive squares in 4 ways, for example, as 46225 + 1838736 = 215^2 + 1356^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 3-Lehmer number, since φ(1884961) divides (1884961-1)³.

It is a cyclic number.

It is not a de Polignac number, because 1884961 - 2⁷ = 1884833 is a prime.

It is a deceptive number, since it divides R_1884960.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1884961.

It is not an unprimeable number, because it can be changed into a prime (1884901) 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, 396 + ... + 1981.

It is an arithmetic number, because the mean of its divisors is an integer number (258013).

2^1884961 is an apocalyptic number.

1884961 is the 793-rd octagonal number.

It is an amenable number.

1884961 is a deficient number, since it is larger than the sum of its proper divisors (179143).

1884961 is a wasteful number, since it uses less digits than its factorization.

1884961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451.

The product of its digits is 13824, while the sum is 37.

The square root of 1884961 is about 1372.9388187388. The cubic root of 1884961 is about 123.5285820628.

The spelling of 1884961 in words is "one million, eight hundred eighty-four thousand, nine hundred sixty-one".