1016538 has 32 divisors (see below), whose sum is σ = 2207040. Its totient is φ = 311040.

The previous prime is 1016527. The next prime is 1016567. The reversal of 1016538 is 8356101.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 4098 + ... + 4338.

It is an arithmetic number, because the mean of its divisors is an integer number (68970).

2^1016538 is an apocalyptic number.

1016538 is an abundant number, since it is smaller than the sum of its proper divisors (1190502).

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

1016538 is a wasteful number, since it uses less digits than its factorization.

1016538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1016538 is about 1008.2350916329. The cubic root of 1016538 is about 100.5482553343.

The spelling of 1016538 in words is "one million, sixteen thousand, five hundred thirty-eight".