36666425 has 6 divisors (see below), whose sum is σ = 45466398. Its totient is φ = 29333120.

The previous prime is 36666389. The next prime is 36666431. The reversal of 36666425 is 52466663.

It can be written as a sum of positive squares in 3 ways, for example, as 4096576 + 32569849 = 2024^2 + 5707^2 .

It is not a de Polignac number, because 36666425 - 2⁸ = 36666169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 733304 + ... + 733353.

It is an arithmetic number, because the mean of its divisors is an integer number (7577733).

Almost surely, 2^36666425 is an apocalyptic number.

It is an amenable number.

36666425 is a deficient number, since it is larger than the sum of its proper divisors (8799973).

36666425 is a wasteful number, since it uses less digits than its factorization.

36666425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466667 (or 1466662 counting only the distinct ones).

The product of its digits is 155520, while the sum is 38.

The square root of 36666425 is about 6055.2807531939. The cubic root of 36666425 is about 332.2177679286.

The spelling of 36666425 in words is "thirty-six million, six hundred sixty-six thousand, four hundred twenty-five".