601978 has 16 divisors (see below), whose sum is σ = 985320. Its totient is φ = 275808.

The previous prime is 601969. The next prime is 601981. The reversal of 601978 is 879106.

It can be written as a sum of positive squares in 4 ways, for example, as 34969 + 567009 = 187^2 + 753^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4326 + ... + 4462.

2⁶⁰¹⁹⁷⁸ is an apocalyptic number.

601978 is a deficient number, since it is larger than the sum of its proper divisors (383342).

601978 is a wasteful number, since it uses less digits than its factorization.

601978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 601978 is about 775.8724121916. The cubic root of 601978 is about 84.4358487455.

The spelling of 601978 in words is "six hundred one thousand, nine hundred seventy-eight".