38566025 has 24 divisors (see below), whose sum is σ = 49603224. Its totient is φ = 29721600.

The previous prime is 38566019. The next prime is 38566037. The reversal of 38566025 is 52066583.

It can be written as a sum of positive squares in 12 ways, for example, as 163216 + 38402809 = 404^2 + 6197^2 .

It is not a de Polignac number, because 38566025 - 2¹⁶ = 38500489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159905 + ... + 160145.

It is an arithmetic number, because the mean of its divisors is an integer number (2066801).

Almost surely, 2^38566025 is an apocalyptic number.

It is an amenable number.

38566025 is a deficient number, since it is larger than the sum of its proper divisors (11037199).

38566025 is a wasteful number, since it uses less digits than its factorization.

38566025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461 (or 456 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 38566025 is about 6210.1549900143. The cubic root of 38566025 is about 337.8585854977.

It can be divided in two parts, 3856 and 6025, that multiplied together give a square (23232400 = 4820²).

The spelling of 38566025 in words is "thirty-eight million, five hundred sixty-six thousand, twenty-five".