70419065 has 4 divisors (see below), whose sum is σ = 84502884. Its totient is φ = 56335248.

The previous prime is 70419061. The next prime is 70419091. The reversal of 70419065 is 56091407.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30514576 + 39904489 = 5524^2 + 6317^2 .

It is a cyclic number.

It is not a de Polignac number, because 70419065 - 2² = 70419061 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70419061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7041902 + ... + 7041911.

It is an arithmetic number, because the mean of its divisors is an integer number (21125721).

Almost surely, 2^70419065 is an apocalyptic number.

It is an amenable number.

70419065 is a deficient number, since it is larger than the sum of its proper divisors (14083819).

70419065 is a wasteful number, since it uses less digits than its factorization.

70419065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14083818.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 70419065 is about 8391.6068187207. The cubic root of 70419065 is about 412.9493163419.

The spelling of 70419065 in words is "seventy million, four hundred nineteen thousand, sixty-five".