454606623 has 12 divisors (see below), whose sum is σ = 667784520. Its totient is φ = 297933936.

The previous prime is 454606609. The next prime is 454606631. The reversal of 454606623 is 326606454.

454606623 is a `hidden beast` number, since 45 + 4 + 606 + 6 + 2 + 3 = 666.

It is not a de Polignac number, because 454606623 - 2⁹ = 454606111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454606643) 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, 427536 + ... + 428597.

It is an arithmetic number, because the mean of its divisors is an integer number (55648710).

Almost surely, 2^454606623 is an apocalyptic number.

454606623 is a deficient number, since it is larger than the sum of its proper divisors (213177897).

454606623 is a wasteful number, since it uses less digits than its factorization.

454606623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856198 (or 856195 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 454606623 is about 21321.5061147190. The cubic root of 454606623 is about 768.9154478723.

The spelling of 454606623 in words is "four hundred fifty-four million, six hundred six thousand, six hundred twenty-three".