798167501 has 2 divisors, whose sum is σ = 798167502. Its totient is φ = 798167500.

The previous prime is 798167483. The next prime is 798167543. The reversal of 798167501 is 105761897.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 715830025 + 82337476 = 26755^2 + 9074^2 .

It is a cyclic number.

It is not a de Polignac number, because 798167501 - 2⁶ = 798167437 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798167581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399083750 + 399083751.

It is an arithmetic number, because the mean of its divisors is an integer number (399083751).

Almost surely, 2^798167501 is an apocalyptic number.

It is an amenable number.

798167501 is a deficient number, since it is larger than the sum of its proper divisors (1).

798167501 is an equidigital number, since it uses as much as digits as its factorization.

798167501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 44.

The square root of 798167501 is about 28251.8583636546. The cubic root of 798167501 is about 927.6084159199.

The spelling of 798167501 in words is "seven hundred ninety-eight million, one hundred sixty-seven thousand, five hundred one".