445233401 has 4 divisors (see below), whose sum is σ = 445278372. Its totient is φ = 445188432.

The previous prime is 445233329. The next prime is 445233413. The reversal of 445233401 is 104332544.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 298460176 + 146773225 = 17276^2 + 12115^2 .

It is a cyclic number.

It is not a de Polignac number, because 445233401 - 2¹⁸ = 444971257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445233001) 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, 410 + ... + 29843.

It is an arithmetic number, because the mean of its divisors is an integer number (111319593).

Almost surely, 2^445233401 is an apocalyptic number.

It is an amenable number.

445233401 is a deficient number, since it is larger than the sum of its proper divisors (44971).

445233401 is a wasteful number, since it uses less digits than its factorization.

445233401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44970.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 445233401 is about 21100.5545187798. The cubic root of 445233401 is about 763.5941263362.

Adding to 445233401 its reverse (104332544), we get a palindrome (549565945).

The spelling of 445233401 in words is "four hundred forty-five million, two hundred thirty-three thousand, four hundred one".