99512734 has 4 divisors (see below), whose sum is σ = 149269104. Its totient is φ = 49756366.

The previous prime is 99512731. The next prime is 99512737. The reversal of 99512734 is 43721599.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43721599 = 2671 ⋅16369.

It is an interprime number because it is at equal distance from previous prime (99512731) and next prime (99512737).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99512731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24878182 + ... + 24878185.

It is an arithmetic number, because the mean of its divisors is an integer number (37317276).

Almost surely, 2^99512734 is an apocalyptic number.

99512734 is a deficient number, since it is larger than the sum of its proper divisors (49756370).

99512734 is a wasteful number, since it uses less digits than its factorization.

99512734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49756369.

The product of its digits is 68040, while the sum is 40.

The square root of 99512734 is about 9975.6069489530. The cubic root of 99512734 is about 463.4037594010.

The spelling of 99512734 in words is "ninety-nine million, five hundred twelve thousand, seven hundred thirty-four".