42425498 has 4 divisors (see below), whose sum is σ = 63638250. Its totient is φ = 21212748.

The previous prime is 42425491. The next prime is 42425519. The reversal of 42425498 is 89452424.

It is a happy number.

42425498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 21967969 + 20457529 = 4687^2 + 4523^2 .

It is not an unprimeable number, because it can be changed into a prime (42425491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10606373 + ... + 10606376.

Almost surely, 2^42425498 is an apocalyptic number.

42425498 is a deficient number, since it is larger than the sum of its proper divisors (21212752).

42425498 is a wasteful number, since it uses less digits than its factorization.

42425498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21212751.

The product of its digits is 92160, while the sum is 38.

The square root of 42425498 is about 6513.4858562831. The cubic root of 42425498 is about 348.7725657816.

The spelling of 42425498 in words is "forty-two million, four hundred twenty-five thousand, four hundred ninety-eight".