602645434 has 4 divisors (see below), whose sum is σ = 903968154. Its totient is φ = 301322716.

The previous prime is 602645423. The next prime is 602645437. The reversal of 602645434 is 434546206.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 434546206 = 2 ⋅217273103.

It can be written as a sum of positive squares in only one way, i.e., 585398025 + 17247409 = 24195^2 + 4153^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 602645434.

It is not an unprimeable number, because it can be changed into a prime (602645437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150661357 + ... + 150661360.

Almost surely, 2^602645434 is an apocalyptic number.

602645434 is a deficient number, since it is larger than the sum of its proper divisors (301322720).

602645434 is a wasteful number, since it uses less digits than its factorization.

602645434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301322719.

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 602645434 is about 24548.8377321616. The cubic root of 602645434 is about 844.6704287624.

The spelling of 602645434 in words is "six hundred two million, six hundred forty-five thousand, four hundred thirty-four".