452155000 has 80 divisors (see below), whose sum is σ = 1155848760. Its totient is φ = 164400000.

The previous prime is 452154971. The next prime is 452155003. The reversal of 452155000 is 551254.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452155003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50890 + ... + 59110.

Almost surely, 2^452155000 is an apocalyptic number.

452155000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452155000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (577924380).

452155000 is an abundant number, since it is smaller than the sum of its proper divisors (703693760).

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

452155000 is a wasteful number, since it uses less digits than its factorization.

452155000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8258 (or 8239 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 452155000 is about 21263.9366063765. The cubic root of 452155000 is about 767.5307418004.

The spelling of 452155000 in words is "four hundred fifty-two million, one hundred fifty-five thousand".