1042536 has 48 divisors (see below), whose sum is σ = 2872800. Its totient is φ = 315040.

The previous prime is 1042529. The next prime is 1042571. The reversal of 1042536 is 6352401.

1042536 = 26² + 27² + ... + 146².

It is a happy number.

It is a super-2 number, since 2×1042536² = 2173762622592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2725 + ... + 3083.

It is an arithmetic number, because the mean of its divisors is an integer number (59850).

2^1042536 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 1042536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436400).

1042536 is an abundant number, since it is smaller than the sum of its proper divisors (1830264).

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

1042536 is a wasteful number, since it uses less digits than its factorization.

1042536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1042536 is about 1021.0465219568. The cubic root of 1042536 is about 101.3982252100.

Adding to 1042536 its reverse (6352401), we get a palindrome (7394937).

The spelling of 1042536 in words is "one million, forty-two thousand, five hundred thirty-six".