42243650 has 48 divisors (see below), whose sum is σ = 84369600. Its totient is φ = 15687360.

The previous prime is 42243637. The next prime is 42243667. The reversal of 42243650 is 5634224.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49931 + ... + 50769.

It is an arithmetic number, because the mean of its divisors is an integer number (1757700).

Almost surely, 2^42243650 is an apocalyptic number.

42243650 is a deficient number, since it is larger than the sum of its proper divisors (42125950).

42243650 is a wasteful number, since it uses less digits than its factorization.

42243650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 42243650 is about 6499.5115201067. The cubic root of 42243650 is about 348.2735386222.

Adding to 42243650 its reverse (5634224), we get a palindrome (47877874).

The spelling of 42243650 in words is "forty-two million, two hundred forty-three thousand, six hundred fifty".