445602225 has 24 divisors (see below), whose sum is σ = 738782080. Its totient is φ = 236992320.

The previous prime is 445602221. The next prime is 445602229. The reversal of 445602225 is 522206544.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (445602221) and next prime (445602229).

It is not a de Polignac number, because 445602225 - 2² = 445602221 is a prime.

It is a super-2 number, since 2×445602225² = 397122685849901250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445602192 and 445602201.

It is not an unprimeable number, because it can be changed into a prime (445602221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19431 + ... + 35619.

Almost surely, 2^445602225 is an apocalyptic number.

It is an amenable number.

445602225 is a deficient number, since it is larger than the sum of its proper divisors (293179855).

445602225 is a wasteful number, since it uses less digits than its factorization.

445602225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16569 (or 16564 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 445602225 is about 21109.2923851085. The cubic root of 445602225 is about 763.8049177315.

Adding to 445602225 its reverse (522206544), we get a palindrome (967808769).

The spelling of 445602225 in words is "four hundred forty-five million, six hundred two thousand, two hundred twenty-five".