70707946 has 8 divisors (see below), whose sum is σ = 107515044. Its totient is φ = 34869600.

The previous prime is 70707943. The next prime is 70707961. The reversal of 70707946 is 64970707.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 65367225 + 5340721 = 8085^2 + 2311^2 .

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

It is a super-2 number, since 2×70707946² = 9999227255077832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70707899 and 70707908.

It is not an unprimeable number, because it can be changed into a prime (70707941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242005 + ... + 242296.

Almost surely, 2^70707946 is an apocalyptic number.

70707946 is a deficient number, since it is larger than the sum of its proper divisors (36807098).

70707946 is a wasteful number, since it uses less digits than its factorization.

70707946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484376.

The product of its (nonzero) digits is 74088, while the sum is 40.

The square root of 70707946 is about 8408.8016982207. The cubic root of 70707946 is about 413.5132282891.

The spelling of 70707946 in words is "seventy million, seven hundred seven thousand, nine hundred forty-six".