70435845 has 64 divisors (see below), whose sum is σ = 135613440. Its totient is φ = 34550784.

The previous prime is 70435843. The next prime is 70435861. The reversal of 70435845 is 54853407.

70435845 is a `hidden beast` number, since 70 + 4 + 3 + 584 + 5 = 666.

It is not a de Polignac number, because 70435845 - 2¹ = 70435843 is a prime.

It is a super-2 number, since 2×70435845² = 9922416521728050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70435843) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 107539 + ... + 108191.

It is an arithmetic number, because the mean of its divisors is an integer number (2118960).

Almost surely, 2^70435845 is an apocalyptic number.

It is an amenable number.

70435845 is a deficient number, since it is larger than the sum of its proper divisors (65177595).

70435845 is a wasteful number, since it uses less digits than its factorization.

70435845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 70435845 is about 8392.6065676880. The cubic root of 70435845 is about 412.9821139903.

The spelling of 70435845 in words is "seventy million, four hundred thirty-five thousand, eight hundred forty-five".