99770303 has 4 divisors (see below), whose sum is σ = 101259480. Its totient is φ = 98281128.

The previous prime is 99770291. The next prime is 99770323. The reversal of 99770303 is 30307799.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99770303 - 2⁴ = 99770287 is a prime.

It is a super-2 number, since 2×99770303² = 19908226721423618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99770323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744488 + ... + 744621.

It is an arithmetic number, because the mean of its divisors is an integer number (25314870).

Almost surely, 2^99770303 is an apocalyptic number.

99770303 is a deficient number, since it is larger than the sum of its proper divisors (1489177).

99770303 is a wasteful number, since it uses less digits than its factorization.

99770303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489176.

The product of its (nonzero) digits is 35721, while the sum is 38.

The square root of 99770303 is about 9988.5085473258. The cubic root of 99770303 is about 463.8032245662.

The spelling of 99770303 in words is "ninety-nine million, seven hundred seventy thousand, three hundred three".