42372235 has 4 divisors (see below), whose sum is σ = 50846688. Its totient is φ = 33897784.

The previous prime is 42372221. The next prime is 42372241. The reversal of 42372235 is 53227324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42372235 - 2¹¹ = 42370187 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 4237219 + ... + 4237228.

It is an arithmetic number, because the mean of its divisors is an integer number (12711672).

Almost surely, 2^42372235 is an apocalyptic number.

42372235 is a deficient number, since it is larger than the sum of its proper divisors (8474453).

42372235 is an equidigital number, since it uses as much as digits as its factorization.

42372235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8474452.

The product of its digits is 10080, while the sum is 28.

The square root of 42372235 is about 6509.3959013107. The cubic root of 42372235 is about 348.6265494040.

Adding to 42372235 its reverse (53227324), we get a palindrome (95599559).

The spelling of 42372235 in words is "forty-two million, three hundred seventy-two thousand, two hundred thirty-five".