70644298 has 8 divisors (see below), whose sum is σ = 106002180. Its totient is φ = 35310240.

The previous prime is 70644269. The next prime is 70644311. The reversal of 70644298 is 89244607.

It can be written as a sum of positive squares in 2 ways, for example, as 70509609 + 134689 = 8397^2 + 367^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 70644298.

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, 7998 + ... + 14326.

Almost surely, 2^70644298 is an apocalyptic number.

70644298 is a deficient number, since it is larger than the sum of its proper divisors (35357882).

70644298 is a wasteful number, since it uses less digits than its factorization.

70644298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11912.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 70644298 is about 8405.0162403174. The cubic root of 70644298 is about 413.3891159249.

The spelling of 70644298 in words is "seventy million, six hundred forty-four thousand, two hundred ninety-eight".