1534542 has 8 divisors (see below), whose sum is σ = 3069096. Its totient is φ = 511512.

The previous prime is 1534517. The next prime is 1534549. The reversal of 1534542 is 2454351.

It is a sphenic number, since it is the product of 3 distinct primes.

1534542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127873 + ... + 127884.

It is an arithmetic number, because the mean of its divisors is an integer number (383637).

2^1534542 is an apocalyptic number.

1534542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1534542 is a wasteful number, since it uses less digits than its factorization.

1534542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255762.

The product of its digits is 2400, while the sum is 24.

The square root of 1534542 is about 1238.7663217895. The cubic root of 1534542 is about 115.3434471252.

Adding to 1534542 its reverse (2454351), we get a palindrome (3988893).

The spelling of 1534542 in words is "one million, five hundred thirty-four thousand, five hundred forty-two".