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1123242444 = 223323452191
BaseRepresentation
bin100001011110011…
…0101000111001100
32220021120121222000
41002330311013030
54300022224234
6303242552300
736556255212
oct10274650714
92807517860
101123242444
1152704a745
12274208690
1314b92abcc
14a926ccb2
1568927899
hex42f351cc

1123242444 has 48 divisors (see below), whose sum is σ = 3038730240. Its totient is φ = 358134480.

The previous prime is 1123242427. The next prime is 1123242457. The reversal of 1123242444 is 4442423211.

1123242444 is a `hidden beast` number, since 1 + 1 + 232 + 424 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223612 + ... + 228579.

It is an arithmetic number, because the mean of its divisors is an integer number (63306880).

Almost surely, 21123242444 is an apocalyptic number.

It is an amenable number.

1123242444 is an abundant number, since it is smaller than the sum of its proper divisors (1915487796).

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

1123242444 is a wasteful number, since it uses less digits than its factorization.

1123242444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452227 (or 452219 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 1123242444 is about 33514.8093236408. The cubic root of 1123242444 is about 1039.5000197814.

Adding to 1123242444 its reverse (4442423211), we get a palindrome (5565665655).

The spelling of 1123242444 in words is "one billion, one hundred twenty-three million, two hundred forty-two thousand, four hundred forty-four".