99554533 has 8 divisors (see below), whose sum is σ = 113519448. Its totient is φ = 86490624.

The previous prime is 99554527. The next prime is 99554551. The reversal of 99554533 is 33545599.

It can be written as a sum of positive squares in 4 ways, for example, as 213444 + 99341089 = 462^2 + 9967^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 99554533 - 2¹³ = 99546341 is a prime.

It is a super-2 number, since 2×99554533² = 19822210081696178, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99554533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99554513) 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, 225016 + ... + 225457.

It is an arithmetic number, because the mean of its divisors is an integer number (14189931).

Almost surely, 2^99554533 is an apocalyptic number.

It is an amenable number.

99554533 is a deficient number, since it is larger than the sum of its proper divisors (13964915).

99554533 is a wasteful number, since it uses less digits than its factorization.

99554533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450503.

The product of its digits is 364500, while the sum is 43.

The square root of 99554533 is about 9977.7017894904. The cubic root of 99554533 is about 463.4686325135.

The spelling of 99554533 in words is "ninety-nine million, five hundred fifty-four thousand, five hundred thirty-three".