302414381 has 2 divisors, whose sum is σ = 302414382. Its totient is φ = 302414380.

The previous prime is 302414363. The next prime is 302414429. The reversal of 302414381 is 183414203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200222500 + 102191881 = 14150^2 + 10109^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-302414381 is a prime.

It is a super-2 number, since 2×302414381² = 182908915671226322, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 302414381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302414681) by changing a digit.

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, 151207190 + 151207191.

It is an arithmetic number, because the mean of its divisors is an integer number (151207191).

Almost surely, 2^302414381 is an apocalyptic number.

It is an amenable number.

302414381 is a deficient number, since it is larger than the sum of its proper divisors (1).

302414381 is an equidigital number, since it uses as much as digits as its factorization.

302414381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 302414381 is about 17390.0655835451. The cubic root of 302414381 is about 671.2240052030.

Adding to 302414381 its reverse (183414203), we get a palindrome (485828584).

The spelling of 302414381 in words is "three hundred two million, four hundred fourteen thousand, three hundred eighty-one".