42427435 has 16 divisors (see below), whose sum is σ = 52941600. Its totient is φ = 32601856.

The previous prime is 42427421. The next prime is 42427447. The reversal of 42427435 is 53472424.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42427435 - 2¹³ = 42419243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42427397 and 42427406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32271 + ... + 33559.

It is an arithmetic number, because the mean of its divisors is an integer number (3308850).

Almost surely, 2^42427435 is an apocalyptic number.

42427435 is a deficient number, since it is larger than the sum of its proper divisors (10514165).

42427435 is a wasteful number, since it uses less digits than its factorization.

42427435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550.

The product of its digits is 26880, while the sum is 31.

The square root of 42427435 is about 6513.6345460887. The cubic root of 42427435 is about 348.7778736131. Note that the first 3 decimals are identical.

Adding to 42427435 its reverse (53472424), we get a palindrome (95899859).

The spelling of 42427435 in words is "forty-two million, four hundred twenty-seven thousand, four hundred thirty-five".