99464389 has 2 divisors, whose sum is σ = 99464390. Its totient is φ = 99464388.

The previous prime is 99464377. The next prime is 99464419. The reversal of 99464389 is 98346499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72080100 + 27384289 = 8490^2 + 5233^2 .

It is a cyclic number.

It is not a de Polignac number, because 99464389 - 2⁹ = 99463877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99461389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49732194 + 49732195.

It is an arithmetic number, because the mean of its divisors is an integer number (49732195).

Almost surely, 2^99464389 is an apocalyptic number.

It is an amenable number.

99464389 is a deficient number, since it is larger than the sum of its proper divisors (1).

99464389 is an equidigital number, since it uses as much as digits as its factorization.

99464389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1679616, while the sum is 52.

The square root of 99464389 is about 9973.1834937496. The cubic root of 99464389 is about 463.3287040696.

The spelling of 99464389 in words is "ninety-nine million, four hundred sixty-four thousand, three hundred eighty-nine".