99738737 has 4 divisors (see below), whose sum is σ = 113987136. Its totient is φ = 85490340.

The previous prime is 99738697. The next prime is 99738761. The reversal of 99738737 is 73783799.

It is a happy number.

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 99738737 - 2⁶ = 99738673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99738767) 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, 7124189 + ... + 7124202.

It is an arithmetic number, because the mean of its divisors is an integer number (28496784).

Almost surely, 2^99738737 is an apocalyptic number.

It is an amenable number.

99738737 is a deficient number, since it is larger than the sum of its proper divisors (14248399).

99738737 is a wasteful number, since it uses less digits than its factorization.

99738737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14248398.

The product of its digits is 2000376, while the sum is 53.

The square root of 99738737 is about 9986.9283065415. The cubic root of 99738737 is about 463.7543056780.

The spelling of 99738737 in words is "ninety-nine million, seven hundred thirty-eight thousand, seven hundred thirty-seven".