99430705 has 64 divisors (see below), whose sum is σ = 150854400. Its totient is φ = 61931520.

The previous prime is 99430697. The next prime is 99430759. The reversal of 99430705 is 50703499.

It is not a de Polignac number, because 99430705 - 2³ = 99430697 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 515089 + ... + 515281.

It is an arithmetic number, because the mean of its divisors is an integer number (2357100).

Almost surely, 2^99430705 is an apocalyptic number.

99430705 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

99430705 is a deficient number, since it is larger than the sum of its proper divisors (51423695).

99430705 is a wasteful number, since it uses less digits than its factorization.

99430705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 99430705 is about 9971.4946221717. The cubic root of 99430705 is about 463.2763954785.

The spelling of 99430705 in words is "ninety-nine million, four hundred thirty thousand, seven hundred five".