32878487 has 2 divisors, whose sum is σ = 32878488. Its totient is φ = 32878486.

The previous prime is 32878481. The next prime is 32878501. The reversal of 32878487 is 78487823.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32878487 - 2¹⁸ = 32616343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32878481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16439243 + 16439244.

It is an arithmetic number, because the mean of its divisors is an integer number (16439244).

Almost surely, 2^32878487 is an apocalyptic number.

32878487 is a deficient number, since it is larger than the sum of its proper divisors (1).

32878487 is an equidigital number, since it uses as much as digits as its factorization.

32878487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 602112, while the sum is 47.

The square root of 32878487 is about 5733.9765433772. The cubic root of 32878487 is about 320.3592547273.

The spelling of 32878487 in words is "thirty-two million, eight hundred seventy-eight thousand, four hundred eighty-seven".