42032345 has 8 divisors (see below), whose sum is σ = 51077760. Its totient is φ = 33199920.

The previous prime is 42032327. The next prime is 42032357. The reversal of 42032345 is 54323024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42032345 - 2¹⁰ = 42031321 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42032345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52811 + ... + 53600.

It is an arithmetic number, because the mean of its divisors is an integer number (6384720).

Almost surely, 2^42032345 is an apocalyptic number.

It is an amenable number.

42032345 is a deficient number, since it is larger than the sum of its proper divisors (9045415).

42032345 is a wasteful number, since it uses less digits than its factorization.

42032345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106495.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 42032345 is about 6483.2356890676. The cubic root of 42032345 is about 347.6918734030.

Adding to 42032345 its reverse (54323024), we get a palindrome (96355369).

The spelling of 42032345 in words is "forty-two million, thirty-two thousand, three hundred forty-five".