1452542 has 32 divisors (see below), whose sum is σ = 2806272. Its totient is φ = 548064.

The previous prime is 1452541. The next prime is 1452553. The reversal of 1452542 is 2452541.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4013 + ... + 4359.

It is an arithmetic number, because the mean of its divisors is an integer number (87696).

2^1452542 is an apocalyptic number.

1452542 is a deficient number, since it is larger than the sum of its proper divisors (1353730).

1452542 is a wasteful number, since it uses less digits than its factorization.

1452542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392.

The product of its digits is 1600, while the sum is 23.

The square root of 1452542 is about 1205.2145037295. The cubic root of 1452542 is about 113.2512227239.

Subtracting 1452542 from its reverse (2452541), we obtain a palindrome (999999).

The spelling of 1452542 in words is "one million, four hundred fifty-two thousand, five hundred forty-two".