70306746 has 8 divisors (see below), whose sum is σ = 140613504. Its totient is φ = 23435580.

The previous prime is 70306721. The next prime is 70306757. The reversal of 70306746 is 64760307.

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

70306746 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, 5858890 + ... + 5858901.

It is an arithmetic number, because the mean of its divisors is an integer number (17576688).

Almost surely, 2^70306746 is an apocalyptic number.

70306746 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.

70306746 is a wasteful number, since it uses less digits than its factorization.

70306746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11717796.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 70306746 is about 8384.9118063340. The cubic root of 70306746 is about 412.7296469665.

The spelling of 70306746 in words is "seventy million, three hundred six thousand, seven hundred forty-six".