604623420 has 48 divisors (see below), whose sum is σ = 1881052320. Its totient is φ = 161232768.

The previous prime is 604623413. The next prime is 604623421. The reversal of 604623420 is 24326406.

604623420 is a `hidden beast` number, since 604 + 6 + 2 + 34 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604623421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559297 + ... + 560376.

It is an arithmetic number, because the mean of its divisors is an integer number (39188590).

Almost surely, 2^604623420 is an apocalyptic number.

604623420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

604623420 is an abundant number, since it is smaller than the sum of its proper divisors (1276428900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

604623420 is a wasteful number, since it uses less digits than its factorization.

604623420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119691 (or 1119683 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 604623420 is about 24589.0914838267. The cubic root of 604623420 is about 845.5935374551.

Adding to 604623420 its reverse (24326406), we get a palindrome (628949826).

The spelling of 604623420 in words is "six hundred four million, six hundred twenty-three thousand, four hundred twenty".