1065224500 has 48 divisors (see below), whose sum is σ = 2331725760. Its totient is φ = 425124000.

The previous prime is 1065224453. The next prime is 1065224519. The reversal of 1065224500 is 54225601.

It is a super-2 number, since 2×1065224500² = 2269406470800500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243331 + ... + 247669.

It is an arithmetic number, because the mean of its divisors is an integer number (48577620).

Almost surely, 2^1065224500 is an apocalyptic number.

1065224500 is a gapful number since it is divisible by the number (10) 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 1065224500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1165862880).

1065224500 is an abundant number, since it is smaller than the sum of its proper divisors (1266501260).

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

1065224500 is a wasteful number, since it uses less digits than its factorization.

1065224500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4849 (or 4837 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1065224500 is about 32637.7771914694. Note that the first 3 decimals coincide. The cubic root of 1065224500 is about 1021.2852247088.

The spelling of 1065224500 in words is "one billion, sixty-five million, two hundred twenty-four thousand, five hundred".