542423285 has 32 divisors (see below), whose sum is σ = 689420160. Its totient is φ = 409248000.

The previous prime is 542423269. The next prime is 542423291. The reversal of 542423285 is 582324245.

It is a happy number.

It is not a de Polignac number, because 542423285 - 2⁴ = 542423269 is a prime.

It is a super-2 number, since 2×542423285² = 588446040220382450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 773435 + ... + 774135.

It is an arithmetic number, because the mean of its divisors is an integer number (21544380).

Almost surely, 2^542423285 is an apocalyptic number.

It is an amenable number.

542423285 is a deficient number, since it is larger than the sum of its proper divisors (146996875).

542423285 is a wasteful number, since it uses less digits than its factorization.

542423285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869.

The product of its digits is 76800, while the sum is 35.

The square root of 542423285 is about 23289.9825032137. The cubic root of 542423285 is about 815.5415798869.

The spelling of 542423285 in words is "five hundred forty-two million, four hundred twenty-three thousand, two hundred eighty-five".