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542041 = 2323567
BaseRepresentation
bin10000100010101011001
31000112112121
42010111121
5114321131
615341241
74415203
oct2042531
91015477
10542041
11340275
12221821
1315c946
14101773
15aa911
hex84559

542041 has 4 divisors (see below), whose sum is σ = 565632. Its totient is φ = 518452.

The previous prime is 542027. The next prime is 542053. The reversal of 542041 is 140245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 542041 - 29 = 541529 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (542021) 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, 11761 + ... + 11806.

It is an arithmetic number, because the mean of its divisors is an integer number (141408).

2542041 is an apocalyptic number.

It is an amenable number.

542041 is a deficient number, since it is larger than the sum of its proper divisors (23591).

542041 is a wasteful number, since it uses less digits than its factorization.

542041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23590.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 542041 is about 736.2343376942. The cubic root of 542041 is about 81.5349944441.

Adding to 542041 its reverse (140245), we get a palindrome (682286).

The spelling of 542041 in words is "five hundred forty-two thousand, forty-one".

Divisors: 1 23 23567 542041