99542733 has 4 divisors (see below), whose sum is σ = 132723648. Its totient is φ = 66361820.

The previous prime is 99542719. The next prime is 99542741. The reversal of 99542733 is 33724599.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99542733 - 2⁶ = 99542669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99542713) 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, 16590453 + ... + 16590458.

It is an arithmetic number, because the mean of its divisors is an integer number (33180912).

Almost surely, 2^99542733 is an apocalyptic number.

It is an amenable number.

99542733 is a deficient number, since it is larger than the sum of its proper divisors (33180915).

99542733 is a wasteful number, since it uses less digits than its factorization.

99542733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33180914.

The product of its digits is 204120, while the sum is 42.

The square root of 99542733 is about 9977.1104534329. The cubic root of 99542733 is about 463.4503204528.

The spelling of 99542733 in words is "ninety-nine million, five hundred forty-two thousand, seven hundred thirty-three".