302135422 has 4 divisors (see below), whose sum is σ = 453203136. Its totient is φ = 151067710.

The previous prime is 302135417. The next prime is 302135423. The reversal of 302135422 is 224531203.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 302135393 and 302135402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302135423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75533854 + ... + 75533857.

It is an arithmetic number, because the mean of its divisors is an integer number (113300784).

Almost surely, 2^302135422 is an apocalyptic number.

302135422 is a deficient number, since it is larger than the sum of its proper divisors (151067714).

302135422 is a wasteful number, since it uses less digits than its factorization.

302135422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151067713.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 302135422 is about 17382.0430905000. The cubic root of 302135422 is about 671.0175538432.

Adding to 302135422 its reverse (224531203), we get a palindrome (526666625).

The spelling of 302135422 in words is "three hundred two million, one hundred thirty-five thousand, four hundred twenty-two".