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542331023 = 1389468739
BaseRepresentation
bin100000010100110…
…101000010001111
31101210111021022012
4200110311002033
52102314043043
6125452011435
716303511003
oct4024650217
91353437265
10542331023
1125914a363
12131760b7b
1388486940
1452054703
153292aa18
hex2053508f

542331023 has 8 divisors (see below), whose sum is σ = 590612400. Its totient is φ = 494987328.

The previous prime is 542331011. The next prime is 542331029. The reversal of 542331023 is 320133245.

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 542331023 - 26 = 542330959 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542331023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542331029) 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, 233213 + ... + 235526.

It is an arithmetic number, because the mean of its divisors is an integer number (73826550).

Almost surely, 2542331023 is an apocalyptic number.

542331023 is a deficient number, since it is larger than the sum of its proper divisors (48281377).

542331023 is a wasteful number, since it uses less digits than its factorization.

542331023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468841.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 542331023 is about 23288.0016961525. The cubic root of 542331023 is about 815.4953381628.

Adding to 542331023 its reverse (320133245), we get a palindrome (862464268).

The spelling of 542331023 in words is "five hundred forty-two million, three hundred thirty-one thousand, twenty-three".