1578968 has 8 divisors (see below), whose sum is σ = 2960580. Its totient is φ = 789480.

The previous prime is 1578961. The next prime is 1578979. The reversal of 1578968 is 8698751.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1578961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98678 + ... + 98693.

2^1578968 is an apocalyptic number.

It is an amenable number.

1578968 is a deficient number, since it is larger than the sum of its proper divisors (1381612).

1578968 is a wasteful number, since it uses less digits than its factorization.

1578968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197377 (or 197373 counting only the distinct ones).

The product of its digits is 120960, while the sum is 44.

The square root of 1578968 is about 1256.5699343849. The cubic root of 1578968 is about 116.4459646136.

The spelling of 1578968 in words is "one million, five hundred seventy-eight thousand, nine hundred sixty-eight".