542646023 has 8 divisors (see below), whose sum is σ = 578438400. Its totient is φ = 507576888.

The previous prime is 542646019. The next prime is 542646031. The reversal of 542646023 is 320646245.

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 542646023 - 2² = 542646019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542646523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179261 + ... + 182262.

It is an arithmetic number, because the mean of its divisors is an integer number (72304800).

Almost surely, 2^542646023 is an apocalyptic number.

542646023 is a deficient number, since it is larger than the sum of its proper divisors (35792377).

542646023 is a wasteful number, since it uses less digits than its factorization.

542646023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361621.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 542646023 is about 23294.7638537076. The cubic root of 542646023 is about 815.6531945901.

The spelling of 542646023 in words is "five hundred forty-two million, six hundred forty-six thousand, twenty-three".