542365 has 8 divisors (see below), whose sum is σ = 660960. Its totient is φ = 427152.

The previous prime is 542323. The next prime is 542371. The reversal of 542365 is 563245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 542365 - 2⁷ = 542237 is a prime.

It is a d-powerful number, because it can be written as 5 + 4² + 3¹² + 2 + 6⁵ + 5⁵ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475 + ... + 1144.

It is an arithmetic number, because the mean of its divisors is an integer number (82620).

2⁵⁴²³⁶⁵ is an apocalyptic number.

It is an amenable number.

542365 is a deficient number, since it is larger than the sum of its proper divisors (118595).

542365 is a wasteful number, since it uses less digits than its factorization.

542365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691.

The product of its digits is 3600, while the sum is 25.

The square root of 542365 is about 736.4543434593. The cubic root of 542365 is about 81.5512368049.

The spelling of 542365 in words is "five hundred forty-two thousand, three hundred sixty-five".