36878425 has 6 divisors (see below), whose sum is σ = 45729278. Its totient is φ = 29502720.

The previous prime is 36878419. The next prime is 36878431. The reversal of 36878425 is 52487863.

It is an interprime number because it is at equal distance from previous prime (36878419) and next prime (36878431).

It can be written as a sum of positive squares in 3 ways, for example, as 10004569 + 26873856 = 3163^2 + 5184^2 .

It is not a de Polignac number, because 36878425 - 2²³ = 28489817 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, 737544 + ... + 737593.

Almost surely, 2^36878425 is an apocalyptic number.

It is an amenable number.

36878425 is a deficient number, since it is larger than the sum of its proper divisors (8850853).

36878425 is a wasteful number, since it uses less digits than its factorization.

36878425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475147 (or 1475142 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 36878425 is about 6072.7609042346. The cubic root of 36878425 is about 332.8568163415.

The spelling of 36878425 in words is "thirty-six million, eight hundred seventy-eight thousand, four hundred twenty-five".