300142152 has 32 divisors (see below), whose sum is σ = 833728800. Its totient is φ = 100047312.

The previous prime is 300142147. The next prime is 300142189. The reversal of 300142152 is 251241003.

It is a super-2 number, since 2×300142152² = 180170622814382208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694558 + ... + 694989.

It is an arithmetic number, because the mean of its divisors is an integer number (26054025).

Almost surely, 2^300142152 is an apocalyptic number.

It is an amenable number.

300142152 is an abundant number, since it is smaller than the sum of its proper divisors (533586648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

300142152 is a wasteful number, since it uses less digits than its factorization.

300142152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389562 (or 1389552 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 300142152 is about 17324.6111644677. The cubic root of 300142152 is about 669.5386680891.

Adding to 300142152 its reverse (251241003), we get a palindrome (551383155).

The spelling of 300142152 in words is "three hundred million, one hundred forty-two thousand, one hundred fifty-two".