1456530 has 32 divisors (see below), whose sum is σ = 3573504. Its totient is φ = 379776.

The previous prime is 1456529. The next prime is 1456537. The reversal of 1456530 is 356541.

It is a self number, because there is not a number n which added to its sum of digits gives 1456530.

It is not an unprimeable number, because it can be changed into a prime (1456537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 894 + ... + 1926.

It is an arithmetic number, because the mean of its divisors is an integer number (111672).

2^1456530 is an apocalyptic number.

1456530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1456530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1786752).

1456530 is an abundant number, since it is smaller than the sum of its proper divisors (2116974).

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

1456530 is a wasteful number, since it uses less digits than its factorization.

1456530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1456530 is about 1206.8678469493. The cubic root of 1456530 is about 113.3547729528.

The spelling of 1456530 in words is "one million, four hundred fifty-six thousand, five hundred thirty".