70436426 has 8 divisors (see below), whose sum is σ = 105891300. Its totient is φ = 35139328.

The previous prime is 70436413. The next prime is 70436441. The reversal of 70436426 is 62463407.

It can be written as a sum of positive squares in 2 ways, for example, as 69739201 + 697225 = 8351^2 + 835^2 .

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

It is a super-2 number, since 2×70436426² = 9922580215306952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70436392 and 70436401.

It is an unprimeable number.

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, 38321 + ... + 40116.

Almost surely, 2^70436426 is an apocalyptic number.

70436426 is a deficient number, since it is larger than the sum of its proper divisors (35454874).

70436426 is a wasteful number, since it uses less digits than its factorization.

70436426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78888.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 70436426 is about 8392.6411814160. The cubic root of 70436426 is about 412.9832495009.

The spelling of 70436426 in words is "seventy million, four hundred thirty-six thousand, four hundred twenty-six".