36880387 has 4 divisors (see below), whose sum is σ = 38821480. Its totient is φ = 34939296.

The previous prime is 36880321. The next prime is 36880397. The reversal of 36880387 is 78308863.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78308863 = 67 ⋅1168789.

It is a cyclic number.

It is not a de Polignac number, because 36880387 - 2¹¹ = 36878339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36880307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970518 + ... + 970555.

It is an arithmetic number, because the mean of its divisors is an integer number (9705370).

Almost surely, 2^36880387 is an apocalyptic number.

36880387 is a deficient number, since it is larger than the sum of its proper divisors (1941093).

36880387 is a wasteful number, since it uses less digits than its factorization.

36880387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941092.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 36880387 is about 6072.9224431076. The cubic root of 36880387 is about 332.8627191016.

The spelling of 36880387 in words is "thirty-six million, eight hundred eighty thousand, three hundred eighty-seven".