99706742 has 8 divisors (see below), whose sum is σ = 149617800. Its totient is φ = 49834144.

The previous prime is 99706729. The next prime is 99706753. The reversal of 99706742 is 24760799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 99706693 and 99706702.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1892 + ... + 14247.

It is an arithmetic number, because the mean of its divisors is an integer number (18702225).

Almost surely, 2^99706742 is an apocalyptic number.

99706742 is a deficient number, since it is larger than the sum of its proper divisors (49911058).

99706742 is a wasteful number, since it uses less digits than its factorization.

99706742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19230.

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 99706742 is about 9985.3263341766. The cubic root of 99706742 is about 463.7047114203.

The spelling of 99706742 in words is "ninety-nine million, seven hundred six thousand, seven hundred forty-two".