70301649 has 16 divisors (see below), whose sum is σ = 102438144. Its totient is φ = 42531600.

The previous prime is 70301633. The next prime is 70301659. The reversal of 70301649 is 94610307.

It is a happy number.

It is not a de Polignac number, because 70301649 - 2⁴ = 70301633 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (70301629) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21262 + ... + 24344.

It is an arithmetic number, because the mean of its divisors is an integer number (6402384).

Almost surely, 2^70301649 is an apocalyptic number.

It is an amenable number.

70301649 is a deficient number, since it is larger than the sum of its proper divisors (32136495).

70301649 is a wasteful number, since it uses less digits than its factorization.

70301649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 70301649 is about 8384.6078620291. The cubic root of 70301649 is about 412.7196728935.

The spelling of 70301649 in words is "seventy million, three hundred one thousand, six hundred forty-nine".