70478914 has 16 divisors (see below), whose sum is σ = 115534656. Its totient is φ = 31978800.

The previous prime is 70478893. The next prime is 70478951. The reversal of 70478914 is 41987407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11344 + ... + 16420.

It is an arithmetic number, because the mean of its divisors is an integer number (7220916).

Almost surely, 2^70478914 is an apocalyptic number.

70478914 is a deficient number, since it is larger than the sum of its proper divisors (45055742).

70478914 is a wasteful number, since it uses less digits than its factorization.

70478914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5721.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 70478914 is about 8395.1720649430. The cubic root of 70478914 is about 413.0662714369.

The spelling of 70478914 in words is "seventy million, four hundred seventy-eight thousand, nine hundred fourteen".