445132694 has 4 divisors (see below), whose sum is σ = 667699044. Its totient is φ = 222566346.

The previous prime is 445132693. The next prime is 445132697. The reversal of 445132694 is 496231544.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445132693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111283172 + ... + 111283175.

It is an arithmetic number, because the mean of its divisors is an integer number (166924761).

Almost surely, 2^445132694 is an apocalyptic number.

445132694 is a deficient number, since it is larger than the sum of its proper divisors (222566350).

445132694 is a wasteful number, since it uses less digits than its factorization.

445132694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222566349.

The product of its digits is 103680, while the sum is 38.

The square root of 445132694 is about 21098.1680247362. The cubic root of 445132694 is about 763.5365497392.

The spelling of 445132694 in words is "four hundred forty-five million, one hundred thirty-two thousand, six hundred ninety-four".