70336161 has 16 divisors (see below), whose sum is σ = 119088000. Its totient is φ = 40191984.

The previous prime is 70336151. The next prime is 70336163. The reversal of 70336161 is 16163307.

It is not a de Polignac number, because 70336161 - 2¹³ = 70327969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70336163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185886 + ... + 186263.

It is an arithmetic number, because the mean of its divisors is an integer number (7443000).

Almost surely, 2^70336161 is an apocalyptic number.

It is an amenable number.

70336161 is a deficient number, since it is larger than the sum of its proper divisors (48751839).

70336161 is a wasteful number, since it uses less digits than its factorization.

70336161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372165 (or 372159 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 70336161 is about 8386.6656664016. The cubic root of 70336161 is about 412.7871983422.

Adding to 70336161 its reverse (16163307), we get a palindrome (86499468).

It can be divided in two parts, 703 and 36161, that added together give a square (36864 = 192²).

The spelling of 70336161 in words is "seventy million, three hundred thirty-six thousand, one hundred sixty-one".