70719044 has 24 divisors (see below), whose sum is σ = 136533600. Its totient is φ = 31782080.

The previous prime is 70719001. The next prime is 70719073. The reversal of 70719044 is 44091707.

It is a self number, because there is not a number n which added to its sum of digits gives 70719044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5114 + ... + 12945.

It is an arithmetic number, because the mean of its divisors is an integer number (5688900).

Almost surely, 2^70719044 is an apocalyptic number.

It is an amenable number.

70719044 is a deficient number, since it is larger than the sum of its proper divisors (65814556).

70719044 is a wasteful number, since it uses less digits than its factorization.

70719044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18163 (or 18161 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 70719044 is about 8409.4615761058. The cubic root of 70719044 is about 413.5348615472.

The spelling of 70719044 in words is "seventy million, seven hundred nineteen thousand, forty-four".