99049777 has 8 divisors (see below), whose sum is σ = 102013736. Its totient is φ = 96100992.

The previous prime is 99049771. The next prime is 99049781. The reversal of 99049777 is 77794099.

It can be written as a sum of positive squares in 4 ways, for example, as 61214976 + 37834801 = 7824^2 + 6151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99049777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99049771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10213 + ... + 17389.

It is an arithmetic number, because the mean of its divisors is an integer number (12751717).

Almost surely, 2^99049777 is an apocalyptic number.

It is an amenable number.

99049777 is a deficient number, since it is larger than the sum of its proper divisors (2963959).

99049777 is a wasteful number, since it uses less digits than its factorization.

99049777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7587.

The product of its (nonzero) digits is 1000188, while the sum is 52.

The square root of 99049777 is about 9952.3754450885. The cubic root of 99049777 is about 462.6840204655.

The spelling of 99049777 in words is "ninety-nine million, forty-nine thousand, seven hundred seventy-seven".