42425354 has 4 divisors (see below), whose sum is σ = 63638034. Its totient is φ = 21212676.

The previous prime is 42425333. The next prime is 42425359. The reversal of 42425354 is 45352424.

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., 41899729 + 525625 = 6473^2 + 725^2 .

It is not an unprimeable number, because it can be changed into a prime (42425359) 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 as a sum of consecutive naturals, namely, 10606337 + ... + 10606340.

Almost surely, 2^42425354 is an apocalyptic number.

42425354 is a deficient number, since it is larger than the sum of its proper divisors (21212680).

42425354 is a wasteful number, since it uses less digits than its factorization.

42425354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21212679.

The product of its digits is 19200, while the sum is 29.

The square root of 42425354 is about 6513.4748022849. The cubic root of 42425354 is about 348.7721711816.

Adding to 42425354 its reverse (45352424), we get a palindrome (87777778).

The spelling of 42425354 in words is "forty-two million, four hundred twenty-five thousand, three hundred fifty-four".