70367138 has 8 divisors (see below), whose sum is σ = 106736940. Its totient is φ = 34788160.

The previous prime is 70367123. The next prime is 70367147. The reversal of 70367138 is 83176307.

It can be written as a sum of positive squares in 2 ways, for example, as 69172489 + 1194649 = 8317^2 + 1093^2 .

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

It is a super-2 number, since 2×70367138² = 9903068220622088, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 70367098 and 70367107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197483 + ... + 197838.

Almost surely, 2^70367138 is an apocalyptic number.

70367138 is a deficient number, since it is larger than the sum of its proper divisors (36369802).

70367138 is a wasteful number, since it uses less digits than its factorization.

70367138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395412.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 70367138 is about 8388.5122638046. The cubic root of 70367138 is about 412.8477884765.

The spelling of 70367138 in words is "seventy million, three hundred sixty-seven thousand, one hundred thirty-eight".