450397599 has 4 divisors (see below), whose sum is σ = 600530136. Its totient is φ = 300265064.

The previous prime is 450397553. The next prime is 450397601. The reversal of 450397599 is 995793054.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450397599 - 2⁷ = 450397471 is a prime.

It is a super-5 number, since 5×450397599⁵ (a number of 44 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450387599) 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, 75066264 + ... + 75066269.

It is an arithmetic number, because the mean of its divisors is an integer number (150132534).

Almost surely, 2^450397599 is an apocalyptic number.

450397599 is a deficient number, since it is larger than the sum of its proper divisors (150132537).

450397599 is a wasteful number, since it uses less digits than its factorization.

450397599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150132536.

The product of its (nonzero) digits is 1530900, while the sum is 51.

The square root of 450397599 is about 21222.5728647589. The cubic root of 450397599 is about 766.5350577070.

The spelling of 450397599 in words is "four hundred fifty million, three hundred ninety-seven thousand, five hundred ninety-nine".