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42331214 = 221165607
BaseRepresentation
bin1010000101111…
…0110001001110
32221122122111202
42201132301032
541314044324
64111145502
71022544422
oct241366116
987578452
1042331214
1121993082
1212215292
138a01973
14589cb82
153ab28ae
hex285ec4e

42331214 has 4 divisors (see below), whose sum is σ = 63496824. Its totient is φ = 21165606.

The previous prime is 42331171. The next prime is 42331217. The reversal of 42331214 is 41213324.

42331214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42331217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10582802 + ... + 10582805.

It is an arithmetic number, because the mean of its divisors is an integer number (15874206).

Almost surely, 242331214 is an apocalyptic number.

42331214 is a deficient number, since it is larger than the sum of its proper divisors (21165610).

42331214 is a wasteful number, since it uses less digits than its factorization.

42331214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21165609.

The product of its digits is 576, while the sum is 20.

The square root of 42331214 is about 6506.2442315056. The cubic root of 42331214 is about 348.5140100870.

Adding to 42331214 its reverse (41213324), we get a palindrome (83544538).

The spelling of 42331214 in words is "forty-two million, three hundred thirty-one thousand, two hundred fourteen".

Divisors: 1 2 21165607 42331214