445436252 has 6 divisors (see below), whose sum is σ = 779513448. Its totient is φ = 222718124.

The previous prime is 445436237. The next prime is 445436263. The reversal of 445436252 is 252634544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55679528 + ... + 55679535.

It is an arithmetic number, because the mean of its divisors is an integer number (129918908).

Almost surely, 2^445436252 is an apocalyptic number.

It is an amenable number.

445436252 is a deficient number, since it is larger than the sum of its proper divisors (334077196).

445436252 is a wasteful number, since it uses less digits than its factorization.

445436252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111359067 (or 111359065 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

The square root of 445436252 is about 21105.3607408165. The cubic root of 445436252 is about 763.7100747458.

The spelling of 445436252 in words is "four hundred forty-five million, four hundred thirty-six thousand, two hundred fifty-two".