70894375 has 20 divisors (see below), whose sum is σ = 89964952. Its totient is φ = 55836000.

The previous prime is 70894319. The next prime is 70894379. The reversal of 70894375 is 57349807.

It is a happy number.

It is not a de Polignac number, because 70894375 - 2¹³ = 70886183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70894379) 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 19 ways as a sum of consecutive naturals, for example, 41029 + ... + 42721.

Almost surely, 2^70894375 is an apocalyptic number.

70894375 is a deficient number, since it is larger than the sum of its proper divisors (19070577).

70894375 is an equidigital number, since it uses as much as digits as its factorization.

70894375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780 (or 1765 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 70894375 is about 8419.8797497351. The cubic root of 70894375 is about 413.8763331843.

The spelling of 70894375 in words is "seventy million, eight hundred ninety-four thousand, three hundred seventy-five".