450401622 has 32 divisors (see below), whose sum is σ = 992438784. Its totient is φ = 135132000.

The previous prime is 450401599. The next prime is 450401647. The reversal of 450401622 is 226104054.

It is a super-2 number, since 2×450401622² = 405723242200461768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450401592 and 450401601.

It is a congruent number.

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, 27118 + ... + 40449.

It is an arithmetic number, because the mean of its divisors is an integer number (31013712).

Almost surely, 2^450401622 is an apocalyptic number.

450401622 is an abundant number, since it is smaller than the sum of its proper divisors (542037162).

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

450401622 is a wasteful number, since it uses less digits than its factorization.

450401622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67684.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 450401622 is about 21222.6676457037. The cubic root of 450401622 is about 766.5373399582.

Adding to 450401622 its reverse (226104054), we get a palindrome (676505676).

The spelling of 450401622 in words is "four hundred fifty million, four hundred one thousand, six hundred twenty-two".