450431745 has 16 divisors (see below), whose sum is σ = 763084800. Its totient is φ = 226098944.

The previous prime is 450431719. The next prime is 450431771. The reversal of 450431745 is 547134054.

It is an interprime number because it is at equal distance from previous prime (450431719) and next prime (450431771).

It is a cyclic number.

It is not a de Polignac number, because 450431745 - 2¹⁶ = 450366209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 882945 + ... + 883454.

It is an arithmetic number, because the mean of its divisors is an integer number (47692800).

Almost surely, 2^450431745 is an apocalyptic number.

It is an amenable number.

450431745 is a deficient number, since it is larger than the sum of its proper divisors (312653055).

450431745 is a wasteful number, since it uses less digits than its factorization.

450431745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766424.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 450431745 is about 21223.3773231312. The cubic root of 450431745 is about 766.5544283289.

Adding to 450431745 its reverse (547134054), we get a palindrome (997565799).

The spelling of 450431745 in words is "four hundred fifty million, four hundred thirty-one thousand, seven hundred forty-five".