445203982 has 4 divisors (see below), whose sum is σ = 667805976. Its totient is φ = 222601990.

The previous prime is 445203959. The next prime is 445204013. The reversal of 445203982 is 289302544.

It is a happy number.

It is a semiprime because it is the product of two primes.

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, 111300994 + ... + 111300997.

It is an arithmetic number, because the mean of its divisors is an integer number (166951494).

Almost surely, 2^445203982 is an apocalyptic number.

445203982 is a deficient number, since it is larger than the sum of its proper divisors (222601994).

445203982 is a wasteful number, since it uses less digits than its factorization.

445203982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222601993.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 445203982 is about 21099.8573928830. The cubic root of 445203982 is about 763.5773076891.

The spelling of 445203982 in words is "four hundred forty-five million, two hundred three thousand, nine hundred eighty-two".