42125433 has 16 divisors (see below), whose sum is σ = 64306176. Its totient is φ = 24028560.

The previous prime is 42125431. The next prime is 42125437. The reversal of 42125433 is 33452124.

It is not a de Polignac number, because 42125433 - 2¹ = 42125431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42125431) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13060 + ... + 15962.

It is an arithmetic number, because the mean of its divisors is an integer number (4019136).

Almost surely, 2^42125433 is an apocalyptic number.

It is an amenable number.

42125433 is a deficient number, since it is larger than the sum of its proper divisors (22180743).

42125433 is a wasteful number, since it uses less digits than its factorization.

42125433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604.

The product of its digits is 2880, while the sum is 24.

The square root of 42125433 is about 6490.4108498615. The cubic root of 42125433 is about 347.9483590303.

Adding to 42125433 its reverse (33452124), we get a palindrome (75577557).

The spelling of 42125433 in words is "forty-two million, one hundred twenty-five thousand, four hundred thirty-three".