604378 has 4 divisors (see below), whose sum is σ = 906570. Its totient is φ = 302188.

The previous prime is 604369. The next prime is 604379. The reversal of 604378 is 873406.

604378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 573049 + 31329 = 757^2 + 177^2 .

It is not an unprimeable number, because it can be changed into a prime (604379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151093 + ... + 151096.

2⁶⁰⁴³⁷⁸ is an apocalyptic number.

604378 is a deficient number, since it is larger than the sum of its proper divisors (302192).

604378 is a wasteful number, since it uses less digits than its factorization.

604378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302191.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 604378 is about 777.4175197408. The cubic root of 604378 is about 84.5479111603.

Adding to 604378 its sum of digits (28), we get a palindrome (604406).

The spelling of 604378 in words is "six hundred four thousand, three hundred seventy-eight".