542212323 has 4 divisors (see below), whose sum is σ = 722949768. Its totient is φ = 361474880.

The previous prime is 542212309. The next prime is 542212337. The reversal of 542212323 is 323212245.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (542212309) and next prime (542212337).

It is a cyclic number.

It is not a de Polignac number, because 542212323 - 2⁶ = 542212259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542212293 and 542212302.

It is not an unprimeable number, because it can be changed into a prime (542212343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90368718 + ... + 90368723.

It is an arithmetic number, because the mean of its divisors is an integer number (180737442).

Almost surely, 2^542212323 is an apocalyptic number.

542212323 is a deficient number, since it is larger than the sum of its proper divisors (180737445).

542212323 is a wasteful number, since it uses less digits than its factorization.

542212323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180737444.

The product of its digits is 2880, while the sum is 24.

The square root of 542212323 is about 23285.4530340296. The cubic root of 542212323 is about 815.4358379956.

Adding to 542212323 its reverse (323212245), we get a palindrome (865424568).

The spelling of 542212323 in words is "five hundred forty-two million, two hundred twelve thousand, three hundred twenty-three".