99493934 has 4 divisors (see below), whose sum is σ = 149240904. Its totient is φ = 49746966.

The previous prime is 99493931. The next prime is 99493939. The reversal of 99493934 is 43939499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43939499 = 23 ⋅1910413.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99493931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24873482 + ... + 24873485.

It is an arithmetic number, because the mean of its divisors is an integer number (37310226).

Almost surely, 2^99493934 is an apocalyptic number.

99493934 is a deficient number, since it is larger than the sum of its proper divisors (49746970).

99493934 is a wasteful number, since it uses less digits than its factorization.

99493934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49746969.

The product of its digits is 944784, while the sum is 50.

The square root of 99493934 is about 9974.6646058903. The cubic root of 99493934 is about 463.3745753994.

The spelling of 99493934 in words is "ninety-nine million, four hundred ninety-three thousand, nine hundred thirty-four".