1010538 has 24 divisors (see below), whose sum is σ = 2261376. Its totient is φ = 325800.

The previous prime is 1010519. The next prime is 1010549. The reversal of 1010538 is 8350101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1010538.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 348 + ... + 1463.

It is an arithmetic number, because the mean of its divisors is an integer number (94224).

2^1010538 is an apocalyptic number.

1010538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1010538 is an abundant number, since it is smaller than the sum of its proper divisors (1250838).

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

1010538 is a wasteful number, since it uses less digits than its factorization.

1010538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850 (or 1847 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1010538 is about 1005.2551914812. The cubic root of 1010538 is about 100.3500399573.

Adding to 1010538 its reverse (8350101), we get a palindrome (9360639).

The spelling of 1010538 in words is "one million, ten thousand, five hundred thirty-eight".