445225002 has 16 divisors (see below), whose sum is σ = 942829632. Its totient is φ = 139678400.

The previous prime is 445224977. The next prime is 445225003. The reversal of 445225002 is 200522544.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (445225003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2182374 + ... + 2182577.

It is an arithmetic number, because the mean of its divisors is an integer number (58926852).

Almost surely, 2^445225002 is an apocalyptic number.

445225002 is an abundant number, since it is smaller than the sum of its proper divisors (497604630).

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

445225002 is a wasteful number, since it uses less digits than its factorization.

445225002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4364973.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 445225002 is about 21100.3554946356. The cubic root of 445225002 is about 763.5893247592.

Adding to 445225002 its reverse (200522544), we get a palindrome (645747546).

The spelling of 445225002 in words is "four hundred forty-five million, two hundred twenty-five thousand, two".