99673773 has 8 divisors (see below), whose sum is σ = 137185536. Its totient is φ = 64305600.

The previous prime is 99673759. The next prime is 99673781. The reversal of 99673773 is 37737699.

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

It is not a de Polignac number, because 99673773 - 2¹⁶ = 99608237 is a prime.

It is a super-2 number, since 2×99673773² = 19869722048111058, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99673723) 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, 535788 + ... + 535973.

It is an arithmetic number, because the mean of its divisors is an integer number (17148192).

Almost surely, 2^99673773 is an apocalyptic number.

99673773 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

It is an amenable number.

99673773 is a deficient number, since it is larger than the sum of its proper divisors (37511763).

99673773 is a wasteful number, since it uses less digits than its factorization.

99673773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071795.

The product of its digits is 1500282, while the sum is 51.

The square root of 99673773 is about 9983.6753252497. The cubic root of 99673773 is about 463.6535963012.

The spelling of 99673773 in words is "ninety-nine million, six hundred seventy-three thousand, seven hundred seventy-three".