604020423 has 4 divisors (see below), whose sum is σ = 805360568. Its totient is φ = 402680280.

The previous prime is 604020419. The next prime is 604020427. The reversal of 604020423 is 324020406.

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

It is an interprime number because it is at equal distance from previous prime (604020419) and next prime (604020427).

It is not a de Polignac number, because 604020423 - 2² = 604020419 is a prime.

It is a super-3 number, since 3×604020423³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 604020423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604020427) 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, 100670068 + ... + 100670073.

It is an arithmetic number, because the mean of its divisors is an integer number (201340142).

Almost surely, 2^604020423 is an apocalyptic number.

604020423 is a deficient number, since it is larger than the sum of its proper divisors (201340145).

604020423 is a wasteful number, since it uses less digits than its factorization.

604020423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201340144.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 604020423 is about 24576.8269514191. The cubic root of 604020423 is about 845.3123376484.

Adding to 604020423 its reverse (324020406), we get a palindrome (928040829).

The spelling of 604020423 in words is "six hundred four million, twenty thousand, four hundred twenty-three".