974387 has 2 divisors, whose sum is σ = 974388. Its totient is φ = 974386.

The previous prime is 974383. The next prime is 974401. The reversal of 974387 is 783479.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 974387 - 2² = 974383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 974387.

It is not a weakly prime, because it can be changed into another prime (974383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487193 + 487194.

It is an arithmetic number, because the mean of its divisors is an integer number (487194).

2⁹⁷⁴³⁸⁷ is an apocalyptic number.

974387 is a deficient number, since it is larger than the sum of its proper divisors (1).

974387 is an equidigital number, since it uses as much as digits as its factorization.

974387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 38.

The square root of 974387 is about 987.1104294860. The cubic root of 974387 is about 99.1388386322.

The spelling of 974387 in words is "nine hundred seventy-four thousand, three hundred eighty-seven".