454438629 has 24 divisors (see below), whose sum is σ = 686754432. Its totient is φ = 289270080.

The previous prime is 454438609. The next prime is 454438631. The reversal of 454438629 is 926834454.

454438629 is a `hidden beast` number, since 4 + 544 + 3 + 86 + 29 = 666.

It is not a de Polignac number, because 454438629 - 2⁵ = 454438597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454438609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4242 + ... + 30444.

It is an arithmetic number, because the mean of its divisors is an integer number (28614768).

Almost surely, 2^454438629 is an apocalyptic number.

It is an amenable number.

454438629 is a deficient number, since it is larger than the sum of its proper divisors (232315803).

454438629 is a wasteful number, since it uses less digits than its factorization.

454438629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26297 (or 26294 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 454438629 is about 21317.5662072386. The cubic root of 454438629 is about 768.8207219489.

The spelling of 454438629 in words is "four hundred fifty-four million, four hundred thirty-eight thousand, six hundred twenty-nine".