445354000 has 160 divisors (see below), whose sum is σ = 1325915136. Its totient is φ = 140889600.

The previous prime is 445353973. The next prime is 445354033. The reversal of 445354000 is 453544.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180777 + ... + 183223.

Almost surely, 2^445354000 is an apocalyptic number.

445354000 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 445354000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (662957568).

445354000 is an abundant number, since it is smaller than the sum of its proper divisors (880561136).

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

445354000 is a wasteful number, since it uses less digits than its factorization.

445354000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 445354000 is about 21103.4120463967. The cubic root of 445354000 is about 763.6630642420.

The spelling of 445354000 in words is "four hundred forty-five million, three hundred fifty-four thousand".