72348587 has 2 divisors, whose sum is σ = 72348588. Its totient is φ = 72348586.

The previous prime is 72348569. The next prime is 72348607. The reversal of 72348587 is 78584327.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72348587 - 2¹² = 72344491 is a prime.

It is not a weakly prime, because it can be changed into another prime (72341587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36174293 + 36174294.

It is an arithmetic number, because the mean of its divisors is an integer number (36174294).

Almost surely, 2^72348587 is an apocalyptic number.

72348587 is a deficient number, since it is larger than the sum of its proper divisors (1).

72348587 is an equidigital number, since it uses as much as digits as its factorization.

72348587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 376320, while the sum is 44.

The square root of 72348587 is about 8505.7972583409. The cubic root of 72348587 is about 416.6870638193.

The spelling of 72348587 in words is "seventy-two million, three hundred forty-eight thousand, five hundred eighty-seven".