542415 has 8 divisors (see below), whose sum is σ = 867888. Its totient is φ = 289280.

The previous prime is 542401. The next prime is 542441. The reversal of 542415 is 514245.

542415 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 542415 - 2¹⁰ = 541391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542391 and 542400.

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, 18066 + ... + 18095.

It is an arithmetic number, because the mean of its divisors is an integer number (108486).

2⁵⁴²⁴¹⁵ is an apocalyptic number.

542415 is a deficient number, since it is larger than the sum of its proper divisors (325473).

542415 is a wasteful number, since it uses less digits than its factorization.

542415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36169.

The product of its digits is 800, while the sum is 21.

The square root of 542415 is about 736.4882891126. The cubic root of 542415 is about 81.5537427658.

The spelling of 542415 in words is "five hundred forty-two thousand, four hundred fifteen".