42150343 has 4 divisors (see below), whose sum is σ = 42208120. Its totient is φ = 42092568.

The previous prime is 42150323. The next prime is 42150349. The reversal of 42150343 is 34305124.

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 42150343 - 2¹³ = 42142151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42150349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27780 + ... + 29257.

It is an arithmetic number, because the mean of its divisors is an integer number (10552030).

Almost surely, 2^42150343 is an apocalyptic number.

42150343 is a deficient number, since it is larger than the sum of its proper divisors (57777).

42150343 is an equidigital number, since it uses as much as digits as its factorization.

42150343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57776.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42150343 is about 6492.3295510934. The cubic root of 42150343 is about 348.0169295283.

Adding to 42150343 its reverse (34305124), we get a palindrome (76455467).

The spelling of 42150343 in words is "forty-two million, one hundred fifty thousand, three hundred forty-three".