99070742 has 16 divisors (see below), whose sum is σ = 149854320. Its totient is φ = 49121568.

The previous prime is 99070739. The next prime is 99070759. The reversal of 99070742 is 24707099.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 99070696 and 99070705.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194384 + ... + 194892.

It is an arithmetic number, because the mean of its divisors is an integer number (9365895).

Almost surely, 2^99070742 is an apocalyptic number.

99070742 is a deficient number, since it is larger than the sum of its proper divisors (50783578).

99070742 is a wasteful number, since it uses less digits than its factorization.

99070742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 99070742 is about 9953.4286554935. The cubic root of 99070742 is about 462.7166622560.

The spelling of 99070742 in words is "ninety-nine million, seventy thousand, seven hundred forty-two".