42203134 has 8 divisors (see below), whose sum is σ = 63521640. Its totient is φ = 21029256.

The previous prime is 42203131. The next prime is 42203171. The reversal of 42203134 is 43130224.

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

It is a super-2 number, since 2×42203134² = 3562209038843912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42203131) 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, 35424 + ... + 36595.

It is an arithmetic number, because the mean of its divisors is an integer number (7940205).

Almost surely, 2^42203134 is an apocalyptic number.

42203134 is a deficient number, since it is larger than the sum of its proper divisors (21318506).

42203134 is a wasteful number, since it uses less digits than its factorization.

42203134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72314.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 42203134 is about 6496.3939227852. The cubic root of 42203134 is about 348.1621596396.

Adding to 42203134 its reverse (43130224), we get a palindrome (85333358).

The spelling of 42203134 in words is "forty-two million, two hundred three thousand, one hundred thirty-four".