1458252 has 18 divisors (see below), whose sum is σ = 3686228. Its totient is φ = 486072.

The previous prime is 1458239. The next prime is 1458253. The reversal of 1458252 is 2528541.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (1458253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20218 + ... + 20289.

2^1458252 is an apocalyptic number.

1458252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1458252 is an abundant number, since it is smaller than the sum of its proper divisors (2227976).

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

1458252 is a wasteful number, since it uses less digits than its factorization.

1458252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40517 (or 40512 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 1458252 is about 1207.5810531803. The cubic root of 1458252 is about 113.3994270382.

The spelling of 1458252 in words is "one million, four hundred fifty-eight thousand, two hundred fifty-two".