434152042 has 4 divisors (see below), whose sum is σ = 651228066. Its totient is φ = 217076020.

The previous prime is 434152039. The next prime is 434152051. The reversal of 434152042 is 240251434.

It is a happy number.

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., 338523201 + 95628841 = 18399^2 + 9779^2 .

It is a junction number, because it is equal to n+sod(n) for n = 434151998 and 434152016.

It is an unprimeable number.

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, 108538009 + ... + 108538012.

Almost surely, 2^434152042 is an apocalyptic number.

434152042 is a deficient number, since it is larger than the sum of its proper divisors (217076024).

434152042 is a wasteful number, since it uses less digits than its factorization.

434152042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217076023.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 434152042 is about 20836.3154612326. The cubic root of 434152042 is about 757.2058304367.

The spelling of 434152042 in words is "four hundred thirty-four million, one hundred fifty-two thousand, forty-two".