607978 has 8 divisors (see below), whose sum is σ = 1042272. Its totient is φ = 260556.

The previous prime is 607967. The next prime is 607991. The reversal of 607978 is 879706.

607978 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 21700 + ... + 21727.

It is an arithmetic number, because the mean of its divisors is an integer number (130284).

2⁶⁰⁷⁹⁷⁸ is an apocalyptic number.

607978 is a deficient number, since it is larger than the sum of its proper divisors (434294).

607978 is a wasteful number, since it uses less digits than its factorization.

607978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43436.

The product of its (nonzero) digits is 21168, while the sum is 37.

The square root of 607978 is about 779.7294402548. The cubic root of 607978 is about 84.7154498732.

The spelling of 607978 in words is "six hundred seven thousand, nine hundred seventy-eight".