1046538 has 24 divisors (see below), whose sum is σ = 2312388. Its totient is φ = 341952.

The previous prime is 1046527. The next prime is 1046557. The reversal of 1046538 is 8356401.

1046538 is a `hidden beast` number, since 1 + 0 + 4 + 653 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1046529 + 9 = 1023^2 + 3^2 .

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, 406 + ... + 1502.

2^1046538 is an apocalyptic number.

1046538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1046538 is an abundant number, since it is smaller than the sum of its proper divisors (1265850).

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

1046538 is a wasteful number, since it uses less digits than its factorization.

1046538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1046538 is about 1023.0043988175. The cubic root of 1046538 is about 101.5278058854.

The spelling of 1046538 in words is "one million, forty-six thousand, five hundred thirty-eight".