453740 has 36 divisors (see below), whose sum is σ = 1110816. Its totient is φ = 155232.

The previous prime is 453737. The next prime is 453757. The reversal of 453740 is 47354.

453740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 14.

It is an unprimeable 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 11 ways as a sum of consecutive naturals, for example, 749 + ... + 1211.

It is an arithmetic number, because the mean of its divisors is an integer number (30856).

2⁴⁵³⁷⁴⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (555408).

453740 is an abundant number, since it is smaller than the sum of its proper divisors (657076).

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

453740 is a wasteful number, since it uses less digits than its factorization.

453740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 477 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 453740 is about 673.6022565283. The cubic root of 453740 is about 76.8426538958.

The spelling of 453740 in words is "four hundred fifty-three thousand, seven hundred forty".