445697914 has 8 divisors (see below), whose sum is σ = 669427668. Its totient is φ = 222555360.

The previous prime is 445697911. The next prime is 445697983. The reversal of 445697914 is 419796544.

It can be written as a sum of positive squares in 2 ways, for example, as 430355025 + 15342889 = 20745^2 + 3917^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (445697911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144897 + ... + 147940.

Almost surely, 2^445697914 is an apocalyptic number.

445697914 is a deficient number, since it is larger than the sum of its proper divisors (223729754).

445697914 is a wasteful number, since it uses less digits than its factorization.

445697914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293600.

The product of its digits is 1088640, while the sum is 49.

The square root of 445697914 is about 21111.5587771249. The cubic root of 445697914 is about 763.8595871905.

The spelling of 445697914 in words is "four hundred forty-five million, six hundred ninety-seven thousand, nine hundred fourteen".