300138614 has 16 divisors (see below), whose sum is σ = 461943216. Its totient is φ = 146169600.

The previous prime is 300138613. The next prime is 300138637. The reversal of 300138614 is 416831003.

It is a super-2 number, since 2×300138614² = 180166375227681992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300138613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54014 + ... + 59310.

It is an arithmetic number, because the mean of its divisors is an integer number (28871451).

Almost surely, 2^300138614 is an apocalyptic number.

300138614 is a deficient number, since it is larger than the sum of its proper divisors (161804602).

300138614 is a wasteful number, since it uses less digits than its factorization.

300138614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6031.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 300138614 is about 17324.5090550930. The cubic root of 300138614 is about 669.5360372945.

Adding to 300138614 its reverse (416831003), we get a palindrome (716969617).

The spelling of 300138614 in words is "three hundred million, one hundred thirty-eight thousand, six hundred fourteen".