542735 has 16 divisors (see below), whose sum is σ = 712800. Its totient is φ = 395136.

The previous prime is 542723. The next prime is 542747. The reversal of 542735 is 537245.

It is an interprime number because it is at equal distance from previous prime (542723) and next prime (542747).

It is a cyclic number.

It is not a de Polignac number, because 542735 - 2⁴ = 542719 is a prime.

It is a super-2 number, since 2×542735² = 589122560450, 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 (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2657 + ... + 2853.

It is an arithmetic number, because the mean of its divisors is an integer number (44550).

2⁵⁴²⁷³⁵ is an apocalyptic number.

542735 is a deficient number, since it is larger than the sum of its proper divisors (170065).

542735 is a wasteful number, since it uses less digits than its factorization.

542735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250.

The product of its digits is 4200, while the sum is 26.

The square root of 542735 is about 736.7055042553. The cubic root of 542735 is about 81.5697772704.

The spelling of 542735 in words is "five hundred forty-two thousand, seven hundred thirty-five".