3250722245 has 4 divisors (see below), whose sum is σ = 3900866700. Its totient is φ = 2600577792.

The previous prime is 3250722239. The next prime is 3250722247. The reversal of 3250722245 is 5422270523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2268902689 + 981819556 = 47633^2 + 31334^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3250722245 is a prime.

It is a super-2 number, since 2×3250722245² = 21134390228275680050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3250722247) 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 in 3 ways as a sum of consecutive naturals, for example, 325072220 + ... + 325072229.

It is an arithmetic number, because the mean of its divisors is an integer number (975216675).

Almost surely, 2^3250722245 is an apocalyptic number.

It is an amenable number.

3250722245 is a deficient number, since it is larger than the sum of its proper divisors (650144455).

3250722245 is an equidigital number, since it uses as much as digits as its factorization.

3250722245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650144454.

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 3250722245 is about 57015.1054107593. The cubic root of 3250722245 is about 1481.3577516137.

Adding to 3250722245 its reverse (5422270523), we get a palindrome (8672992768).

The spelling of 3250722245 in words is "three billion, two hundred fifty million, seven hundred twenty-two thousand, two hundred forty-five".