450920902 has 8 divisors (see below), whose sum is σ = 676720800. Its totient is φ = 225347304.

The previous prime is 450920879. The next prime is 450920909. The reversal of 450920902 is 209029054.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450920909) 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, 51502 + ... + 59617.

It is an arithmetic number, because the mean of its divisors is an integer number (84590100).

Almost surely, 2^450920902 is an apocalyptic number.

450920902 is a deficient number, since it is larger than the sum of its proper divisors (225799898).

450920902 is a wasteful number, since it uses less digits than its factorization.

450920902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113150.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 450920902 is about 21234.8982102576. The cubic root of 450920902 is about 766.8318139086.

Adding to 450920902 its reverse (209029054), we get a palindrome (659949956).

The spelling of 450920902 in words is "four hundred fifty million, nine hundred twenty thousand, nine hundred two".