434427346 has 4 divisors (see below), whose sum is σ = 651641022. Its totient is φ = 217213672.

The previous prime is 434427319. The next prime is 434427347. The reversal of 434427346 is 643724434.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643724434 = 2 ⋅321862217.

It can be written as a sum of positive squares in only one way, i.e., 370986121 + 63441225 = 19261^2 + 7965^2 .

It is not an unprimeable number, because it can be changed into a prime (434427347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108606835 + ... + 108606838.

Almost surely, 2^434427346 is an apocalyptic number.

434427346 is a deficient number, since it is larger than the sum of its proper divisors (217213676).

434427346 is a wasteful number, since it uses less digits than its factorization.

434427346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217213675.

The product of its digits is 193536, while the sum is 37.

The square root of 434427346 is about 20842.9207646145. The cubic root of 434427346 is about 757.3658494516.

The spelling of 434427346 in words is "four hundred thirty-four million, four hundred twenty-seven thousand, three hundred forty-six".