97798459 has 16 divisors (see below), whose sum is σ = 112020480. Its totient is φ = 84564000.

The previous prime is 97798439. The next prime is 97798471. The reversal of 97798459 is 95489779.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 97798459 - 2¹¹ = 97796411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97798429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17689 + ... + 22549.

It is an arithmetic number, because the mean of its divisors is an integer number (7001280).

Almost surely, 2^97798459 is an apocalyptic number.

97798459 is a deficient number, since it is larger than the sum of its proper divisors (14222021).

97798459 is a wasteful number, since it uses less digits than its factorization.

97798459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4962.

The product of its digits is 5715360, while the sum is 58.

The square root of 97798459 is about 9889.3103399580. The cubic root of 97798459 is about 460.7273606197.

The spelling of 97798459 in words is "ninety-seven million, seven hundred ninety-eight thousand, four hundred fifty-nine".