49042 has 16 divisors (see below), whose sum is σ = 87552. Its totient is φ = 20160.
The previous prime is 49037. The next prime is 49043. The reversal of 49042 is 24094.
49042 is an undulating number in base 15.
It is a plaindrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49043) by changing a digit.
49042 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378 + ... + 490.
It is an arithmetic number, because the mean of its divisors is an integer number (5472).
249042 is an apocalyptic number.
49042 is a deficient number, since it is larger than the sum of its proper divisors (38510).
49042 is a wasteful number, since it uses less digits than its factorization.
49042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 49042 is about 221.4542842214. The cubic root of 49042 is about 36.6035092736.
The spelling of 49042 in words is "forty-nine thousand, forty-two".
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