542343245 has 8 divisors (see below), whose sum is σ = 653345784. Its totient is φ = 432185344.

The previous prime is 542343173. The next prime is 542343251.

542343245 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 63696361 + 478646884 = 7981^2 + 21878^2 .

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 542343245 - 2²⁸ = 273907789 is a prime.

It is a Duffinian number.

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, 209744 + ... + 212313.

It is an arithmetic number, because the mean of its divisors is an integer number (81668223).

Almost surely, 2^542343245 is an apocalyptic number.

It is an amenable number.

542343245 is a deficient number, since it is larger than the sum of its proper divisors (111002539).

542343245 is a wasteful number, since it uses less digits than its factorization.

542343245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422319.

The product of its digits is 57600, while the sum is 32.

The square root of 542343245 is about 23288.2641044797. The cubic root of 542343245 is about 815.5014641318.

The spelling of 542343245 in words is "five hundred forty-two million, three hundred forty-three thousand, two hundred forty-five".