1441978 has 8 divisors (see below), whose sum is σ = 2187540. Its totient is φ = 712800.

The previous prime is 1441963. The next prime is 1441981. The reversal of 1441978 is 8791441.

It can be written as a sum of positive squares in 2 ways, for example, as 1375929 + 66049 = 1173^2 + 257^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3873 + ... + 4228.

2^1441978 is an apocalyptic number.

1441978 is a deficient number, since it is larger than the sum of its proper divisors (745562).

1441978 is an equidigital number, since it uses as much as digits as its factorization.

1441978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8192.

The product of its digits is 8064, while the sum is 34.

The square root of 1441978 is about 1200.8238838398. The cubic root of 1441978 is about 112.9760045115.

The spelling of 1441978 in words is "one million, four hundred forty-one thousand, nine hundred seventy-eight".