1049542 has 16 divisors (see below), whose sum is σ = 1742832. Its totient is φ = 470880.

The previous prime is 1049537. The next prime is 1049549. The reversal of 1049542 is 2459401.

It is a super-2 number, since 2×1049542² = 2203076819528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417 + ... + 1507.

It is an arithmetic number, because the mean of its divisors is an integer number (108927).

2^1049542 is an apocalyptic number.

1049542 is a deficient number, since it is larger than the sum of its proper divisors (693290).

1049542 is a wasteful number, since it uses less digits than its factorization.

1049542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1143.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1049542 is about 1024.4715711039. The cubic root of 1049542 is about 101.6248554519.

The spelling of 1049542 in words is "one million, forty-nine thousand, five hundred forty-two".