42433605 has 32 divisors (see below), whose sum is σ = 75707520. Its totient is φ = 22550400.

The previous prime is 42433571. The next prime is 42433639. The reversal of 42433605 is 50633424.

42433605 is a `hidden beast` number, since 4 + 24 + 33 + 605 = 666.

42433605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42433571) and next prime (42433639).

It is not a de Polignac number, because 42433605 - 2⁹ = 42433093 is a prime.

It is a super-2 number, since 2×42433605² = 3601221666592050, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 70305 + ... + 70905.

It is an arithmetic number, because the mean of its divisors is an integer number (2365860).

Almost surely, 2^42433605 is an apocalyptic number.

42433605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42433605 is a deficient number, since it is larger than the sum of its proper divisors (33273915).

42433605 is a wasteful number, since it uses less digits than its factorization.

42433605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138 (or 1132 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 42433605 is about 6514.1081507755. The cubic root of 42433605 is about 348.7947797743.

The spelling of 42433605 in words is "forty-two million, four hundred thirty-three thousand, six hundred five".