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6442042 = 210730103
BaseRepresentation
bin11000100100110000111010
3110010021211011
4120210300322
53122121132
6350024134
7105520315
oct30446072
913107734
106442042
113700002
1221a804a
131447279
14bd997c
15873b47
hex624c3a

6442042 has 8 divisors (see below), whose sum is σ = 9753696. Its totient is φ = 3190812.

The previous prime is 6442039. The next prime is 6442049. The reversal of 6442042 is 2402446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6442049) 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, 14838 + ... + 15265.

It is an arithmetic number, because the mean of its divisors is an integer number (1219212).

Almost surely, 26442042 is an apocalyptic number.

6442042 is a deficient number, since it is larger than the sum of its proper divisors (3311654).

6442042 is a wasteful number, since it uses less digits than its factorization.

6442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30212.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 6442042 is about 2538.1178065645. The cubic root of 6442042 is about 186.0692115342.

Adding to 6442042 its reverse (2402446), we get a palindrome (8844488).

The spelling of 6442042 in words is "six million, four hundred forty-two thousand, forty-two".

Divisors: 1 2 107 214 30103 60206 3221021 6442042