454567620 has 96 divisors (see below), whose sum is σ = 1402676352. Its totient is φ = 109283328.

The previous prime is 454567613. The next prime is 454567621. The reversal of 454567620 is 26765454.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (454567621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26764 + ... + 40316.

It is an arithmetic number, because the mean of its divisors is an integer number (14611212).

Almost surely, 2^454567620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454567620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (701338176).

454567620 is an abundant number, since it is smaller than the sum of its proper divisors (948108732).

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

454567620 is a wasteful number, since it uses less digits than its factorization.

454567620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13621 (or 13619 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 454567620 is about 21320.5914552106. The cubic root of 454567620 is about 768.8934575292.

The spelling of 454567620 in words is "four hundred fifty-four million, five hundred sixty-seven thousand, six hundred twenty".