450372 has 24 divisors (see below), whose sum is σ = 1132096. Its totient is φ = 138528.

The previous prime is 450367. The next prime is 450377. The reversal of 450372 is 273054.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (450367) and next prime (450377).

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 450372.

It is not an unprimeable number, because it can be changed into a prime (450377) by changing a digit.

450372 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1288 + ... + 1599.

2⁴⁵⁰³⁷² is an apocalyptic number.

It is an amenable number.

450372 is an abundant number, since it is smaller than the sum of its proper divisors (681724).

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

450372 is a wasteful number, since it uses less digits than its factorization.

450372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2907 (or 2905 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 450372 is about 671.0976083999. The cubic root of 450372 is about 76.6520535055.

The spelling of 450372 in words is "four hundred fifty thousand, three hundred seventy-two".