70449306 has 8 divisors (see below), whose sum is σ = 140898624. Its totient is φ = 23483100.

The previous prime is 70449293. The next prime is 70449317. The reversal of 70449306 is 60394407.

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

70449306 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5870770 + ... + 5870781.

It is an arithmetic number, because the mean of its divisors is an integer number (17612328).

Almost surely, 2^70449306 is an apocalyptic number.

70449306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

70449306 is a wasteful number, since it uses less digits than its factorization.

70449306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11741556.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 70449306 is about 8393.4084852341. The cubic root of 70449306 is about 413.0084206629.

The spelling of 70449306 in words is "seventy million, four hundred forty-nine thousand, three hundred six".