70471012 has 6 divisors (see below), whose sum is σ = 123324278. Its totient is φ = 35235504.

The previous prime is 70470997. The next prime is 70471013. The reversal of 70471012 is 21017407.

It can be written as a sum of positive squares in only one way, i.e., 41912676 + 28558336 = 6474^2 + 5344^2 .

It is not an unprimeable number, because it can be changed into a prime (70471013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8808873 + ... + 8808880.

Almost surely, 2^70471012 is an apocalyptic number.

It is an amenable number.

70471012 is a deficient number, since it is larger than the sum of its proper divisors (52853266).

70471012 is a wasteful number, since it uses less digits than its factorization.

70471012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17617757 (or 17617755 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 70471012 is about 8394.7014241127. The cubic root of 70471012 is about 413.0508333837.

Adding to 70471012 its reverse (21017407), we get a palindrome (91488419).

The spelling of 70471012 in words is "seventy million, four hundred seventy-one thousand, twelve".