5915978 has 8 divisors (see below), whose sum is σ = 9160320. Its totient is φ = 2862540.

The previous prime is 5915977. The next prime is 5915999. The reversal of 5915978 is 8795195.

It is a happy number.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5915977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47648 + ... + 47771.

It is an arithmetic number, because the mean of its divisors is an integer number (1145040).

Almost surely, 2^5915978 is an apocalyptic number.

5915978 is a deficient number, since it is larger than the sum of its proper divisors (3244342).

5915978 is a wasteful number, since it uses less digits than its factorization.

5915978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95452.

The product of its digits is 113400, while the sum is 44.

The square root of 5915978 is about 2432.2783557809. The cubic root of 5915978 is about 180.8598571291.

The spelling of 5915978 in words is "five million, nine hundred fifteen thousand, nine hundred seventy-eight".