366561325 has 12 divisors (see below), whose sum is σ = 489500788. Its totient is φ = 270691200.

The previous prime is 366561323. The next prime is 366561341. The reversal of 366561325 is 523165663.

It can be written as a sum of positive squares in 6 ways, for example, as 145161 + 366416164 = 381^2 + 19142^2 .

It is not a de Polignac number, because 366561325 - 2¹ = 366561323 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (366561323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 563616 + ... + 564265.

Almost surely, 2^366561325 is an apocalyptic number.

It is an amenable number.

366561325 is a deficient number, since it is larger than the sum of its proper divisors (122939463).

366561325 is a wasteful number, since it uses less digits than its factorization.

366561325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127904 (or 1127899 counting only the distinct ones).

The product of its digits is 97200, while the sum is 37.

The square root of 366561325 is about 19145.7913129753. The cubic root of 366561325 is about 715.6745065323.

The spelling of 366561325 in words is "three hundred sixty-six million, five hundred sixty-one thousand, three hundred twenty-five".