604781234 has 4 divisors (see below), whose sum is σ = 907171854. Its totient is φ = 302390616.

The previous prime is 604781231. The next prime is 604781279. The reversal of 604781234 is 432187406.

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., 394618225 + 210163009 = 19865^2 + 14497^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 604781194 and 604781203.

It is not an unprimeable number, because it can be changed into a prime (604781231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151195307 + ... + 151195310.

Almost surely, 2^604781234 is an apocalyptic number.

604781234 is a deficient number, since it is larger than the sum of its proper divisors (302390620).

604781234 is a wasteful number, since it uses less digits than its factorization.

604781234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302390619.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 604781234 is about 24592.3002990774. The cubic root of 604781234 is about 845.6671010901.

The spelling of 604781234 in words is "six hundred four million, seven hundred eighty-one thousand, two hundred thirty-four".