1457872 has 40 divisors (see below), whose sum is σ = 3131744. Its totient is φ = 653184.

The previous prime is 1457867. The next prime is 1457873. The reversal of 1457872 is 2787541.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1457873) by changing a digit.

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, 8863 + ... + 9025.

2^1457872 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 1457872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1565872).

1457872 is an abundant number, since it is smaller than the sum of its proper divisors (1673872).

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

1457872 is a wasteful number, since it uses less digits than its factorization.

1457872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227 (or 221 counting only the distinct ones).

The product of its digits is 15680, while the sum is 34.

The square root of 1457872 is about 1207.4237035937. The cubic root of 1457872 is about 113.3895760828.

The spelling of 1457872 in words is "one million, four hundred fifty-seven thousand, eight hundred seventy-two".