2261672325 has 72 divisors (see below), whose sum is σ = 4436159520. Its totient is φ = 1092355200.

The previous prime is 2261672279. The next prime is 2261672393. The reversal of 2261672325 is 5232761622.

2261672325 is a `hidden beast` number, since 2 + 2 + 616 + 7 + 2 + 32 + 5 = 666.

It is not a de Polignac number, because 2261672325 - 2⁹ = 2261671813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2261672325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 698811 + ... + 702039.

Almost surely, 2^2261672325 is an apocalyptic number.

2261672325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2261672325 is a deficient number, since it is larger than the sum of its proper divisors (2174487195).

2261672325 is a wasteful number, since it uses less digits than its factorization.

2261672325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3539 (or 3531 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 2261672325 is about 47557.0428538192. The cubic root of 2261672325 is about 1312.6327267136.

The spelling of 2261672325 in words is "two billion, two hundred sixty-one million, six hundred seventy-two thousand, three hundred twenty-five".