1015252272 has 80 divisors (see below), whose sum is σ = 2919917280. Its totient is φ = 337747968.

The previous prime is 1015252261. The next prime is 1015252283. The reversal of 1015252272 is 2722525101.

It is an interprime number because it is at equal distance from previous prime (1015252261) and next prime (1015252283).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247228 + ... + 251300.

It is an arithmetic number, because the mean of its divisors is an integer number (36498966).

Almost surely, 2^1015252272 is an apocalyptic number.

1015252272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1015252272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1459958640).

1015252272 is an abundant number, since it is smaller than the sum of its proper divisors (1904665008).

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

1015252272 is a wasteful number, since it uses less digits than its factorization.

1015252272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4667 (or 4655 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 1015252272 is about 31863.0235853410. The cubic root of 1015252272 is about 1005.0584595088.

Adding to 1015252272 its reverse (2722525101), we get a palindrome (3737777373).

The spelling of 1015252272 in words is "one billion, fifteen million, two hundred fifty-two thousand, two hundred seventy-two".