874759409 has 2 divisors, whose sum is σ = 874759410. Its totient is φ = 874759408.

The previous prime is 874759351. The next prime is 874759427. The reversal of 874759409 is 904957478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 776848384 + 97911025 = 27872^2 + 9895^2 .

It is a cyclic number.

It is not a de Polignac number, because 874759409 - 2⁸ = 874759153 is a prime.

It is not a weakly prime, because it can be changed into another prime (874759469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437379704 + 437379705.

It is an arithmetic number, because the mean of its divisors is an integer number (437379705).

Almost surely, 2^874759409 is an apocalyptic number.

It is an amenable number.

874759409 is a deficient number, since it is larger than the sum of its proper divisors (1).

874759409 is an equidigital number, since it uses as much as digits as its factorization.

874759409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The square root of 874759409 is about 29576.3319057655. The cubic root of 874759409 is about 956.3779197262.

The spelling of 874759409 in words is "eight hundred seventy-four million, seven hundred fifty-nine thousand, four hundred nine".