445466000 has 160 divisors (see below), whose sum is σ = 1259062272. Its totient is φ = 149260800.

The previous prime is 445465997. The next prime is 445466003. The reversal of 445466000 is 664544.

It is an interprime number because it is at equal distance from previous prime (445465997) and next prime (445466003).

It is not an unprimeable number, because it can be changed into a prime (445466003) 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, 657662 + ... + 658338.

Almost surely, 2^445466000 is an apocalyptic number.

445466000 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 445466000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629531136).

445466000 is an abundant number, since it is smaller than the sum of its proper divisors (813596272).

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

445466000 is a wasteful number, since it uses less digits than its factorization.

445466000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 445466000 is about 21106.0654789091. The cubic root of 445466000 is about 763.7270755635.

The spelling of 445466000 in words is "four hundred forty-five million, four hundred sixty-six thousand".