42661124 has 24 divisors (see below), whose sum is σ = 81996096. Its totient is φ = 19260000.

The previous prime is 42661103. The next prime is 42661133. The reversal of 42661124 is 42116624.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 42661093 and 42661102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3434 + ... + 9854.

It is an arithmetic number, because the mean of its divisors is an integer number (3416504).

Almost surely, 2^42661124 is an apocalyptic number.

42661124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42661124 is a deficient number, since it is larger than the sum of its proper divisors (39334972).

42661124 is a wasteful number, since it uses less digits than its factorization.

42661124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6587 (or 6585 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 42661124 is about 6531.5483616062. The cubic root of 42661124 is about 349.4170540976.

Adding to 42661124 its reverse (42116624), we get a palindrome (84777748).

It can be divided in two parts, 42 and 661124, that added together give a palindrome (661166).

The spelling of 42661124 in words is "forty-two million, six hundred sixty-one thousand, one hundred twenty-four".