542577 has 12 divisors (see below), whose sum is σ = 841776. Its totient is φ = 309960.

The previous prime is 542567. The next prime is 542579. The reversal of 542577 is 775245.

It is not a de Polignac number, because 542577 - 2¹² = 538481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542579) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1699 + ... + 1992.

It is an arithmetic number, because the mean of its divisors is an integer number (70148).

2⁵⁴²⁵⁷⁷ is an apocalyptic number.

It is an amenable number.

542577 is a deficient number, since it is larger than the sum of its proper divisors (299199).

542577 is a wasteful number, since it uses less digits than its factorization.

542577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3708 (or 3701 counting only the distinct ones).

The product of its digits is 9800, while the sum is 30.

The square root of 542577 is about 736.5982622841. The cubic root of 542577 is about 81.5618610217.

The spelling of 542577 in words is "five hundred forty-two thousand, five hundred seventy-seven".