604577421 has 12 divisors (see below), whose sum is σ = 998032672. Its totient is φ = 345472776.

The previous prime is 604577419. The next prime is 604577461. The reversal of 604577421 is 124775406.

604577421 is a `hidden beast` number, since 60 + 4 + 577 + 4 + 21 = 666.

It is not a de Polignac number, because 604577421 - 2¹ = 604577419 is a prime.

It is a super-2 number, since 2×604577421² = 731027715966022482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604577411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4798171 + ... + 4798296.

Almost surely, 2^604577421 is an apocalyptic number.

It is an amenable number.

604577421 is a deficient number, since it is larger than the sum of its proper divisors (393455251).

604577421 is a wasteful number, since it uses less digits than its factorization.

604577421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9596480 (or 9596477 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 604577421 is about 24588.1561122423. The cubic root of 604577421 is about 845.5720930087.

The spelling of 604577421 in words is "six hundred four million, five hundred seventy-seven thousand, four hundred twenty-one".