99994740 has 48 divisors (see below), whose sum is σ = 280421568. Its totient is φ = 26623744.

The previous prime is 99994723. The next prime is 99994751. The reversal of 99994740 is 4749999.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69064 + ... + 70496.

It is an arithmetic number, because the mean of its divisors is an integer number (5842116).

Almost surely, 2^99994740 is an apocalyptic number.

It is an amenable number.

99994740 is an abundant number, since it is smaller than the sum of its proper divisors (180426828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99994740 is a wasteful number, since it uses less digits than its factorization.

99994740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608 (or 2606 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 51.

The square root of 99994740 is about 9999.7369965415. The cubic root of 99994740 is about 464.1507449662.

The spelling of 99994740 in words is "ninety-nine million, nine hundred ninety-four thousand, seven hundred forty".