450730340 has 12 divisors (see below), whose sum is σ = 946533756. Its totient is φ = 180292128.

The previous prime is 450730321. The next prime is 450730351. The reversal of 450730340 is 43037054.

It can be written as a sum of positive squares in 2 ways, for example, as 314494756 + 136235584 = 17734^2 + 11672^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11268239 + ... + 11268278.

It is an arithmetic number, because the mean of its divisors is an integer number (78877813).

Almost surely, 2^450730340 is an apocalyptic number.

It is an amenable number.

450730340 is an abundant number, since it is smaller than the sum of its proper divisors (495803416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450730340 is a wasteful number, since it uses less digits than its factorization.

450730340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22536526 (or 22536524 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 450730340 is about 21230.4107355463. The cubic root of 450730340 is about 766.7237760440.

Adding to 450730340 its reverse (43037054), we get a palindrome (493767394).

The spelling of 450730340 in words is "four hundred fifty million, seven hundred thirty thousand, three hundred forty".