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1222332042 = 23203722007
BaseRepresentation
bin100100011011011…
…0100111010001010
310011012000220100010
41020312310322022
510000404111132
6321142452350
742201436161
oct11066647212
93135026303
101222332042
11577a7a178
122a14340b6
131663131c9
14b84a43d8
157249c6cc
hex48db4e8a

1222332042 has 8 divisors (see below), whose sum is σ = 2444664096. Its totient is φ = 407444012.

The previous prime is 1222332031. The next prime is 1222332047. The reversal of 1222332042 is 2402332221.

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

1222332042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1222332047) 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, 101860998 + ... + 101861009.

It is an arithmetic number, because the mean of its divisors is an integer number (305583012).

Almost surely, 21222332042 is an apocalyptic number.

1222332042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222332042 is a wasteful number, since it uses less digits than its factorization.

1222332042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203722012.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1222332042 is about 34961.8655394703. The cubic root of 1222332042 is about 1069.2101318311.

Adding to 1222332042 its reverse (2402332221), we get a palindrome (3624664263).

The spelling of 1222332042 in words is "one billion, two hundred twenty-two million, three hundred thirty-two thousand, forty-two".

Divisors: 1 2 3 6 203722007 407444014 611166021 1222332042