70441745 has 8 divisors (see below), whose sum is σ = 92214720. Its totient is φ = 51230320.

The previous prime is 70441741. The next prime is 70441757. The reversal of 70441745 is 54714407.

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

It is not a de Polignac number, because 70441745 - 2² = 70441741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70441741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640325 + ... + 640434.

It is an arithmetic number, because the mean of its divisors is an integer number (11526840).

Almost surely, 2^70441745 is an apocalyptic number.

It is an amenable number.

70441745 is a deficient number, since it is larger than the sum of its proper divisors (21772975).

70441745 is a wasteful number, since it uses less digits than its factorization.

70441745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280775.

The product of its (nonzero) digits is 15680, while the sum is 32.

The square root of 70441745 is about 8392.9580601835. The cubic root of 70441745 is about 412.9936447028.

The spelling of 70441745 in words is "seventy million, four hundred forty-one thousand, seven hundred forty-five".