450223501 has 16 divisors (see below), whose sum is σ = 567641088. Its totient is φ = 347529600.

The previous prime is 450223471. The next prime is 450223517. The reversal of 450223501 is 105322054.

It is a cyclic number.

It is not a de Polignac number, because 450223501 - 2⁹ = 450222989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450223561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56605 + ... + 64066.

It is an arithmetic number, because the mean of its divisors is an integer number (35477568).

Almost surely, 2^450223501 is an apocalyptic number.

450223501 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

450223501 is a deficient number, since it is larger than the sum of its proper divisors (117417587).

450223501 is a wasteful number, since it uses less digits than its factorization.

450223501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120732.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 450223501 is about 21218.4707507398. The cubic root of 450223501 is about 766.4362787471.

Adding to 450223501 its reverse (105322054), we get a palindrome (555545555).

The spelling of 450223501 in words is "four hundred fifty million, two hundred twenty-three thousand, five hundred one".