454500450 has 48 divisors (see below), whose sum is σ = 1252404960. Its totient is φ = 121199760.

The previous prime is 454500437. The next prime is 454500451. The reversal of 454500450 is 54005454.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (454500451) 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, 166984 + ... + 169683.

It is an arithmetic number, because the mean of its divisors is an integer number (26091770).

Almost surely, 2^454500450 is an apocalyptic number.

454500450 is an abundant number, since it is smaller than the sum of its proper divisors (797904510).

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

454500450 is a wasteful number, since it uses less digits than its factorization.

454500450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336688 (or 336677 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 454500450 is about 21319.0161592884. The cubic root of 454500450 is about 768.8555833565.

The spelling of 454500450 in words is "four hundred fifty-four million, five hundred thousand, four hundred fifty".