70660322 has 4 divisors (see below), whose sum is σ = 105990486. Its totient is φ = 35330160.

The previous prime is 70660321. The next prime is 70660357. The reversal of 70660322 is 22306607.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22306607 = 103 ⋅216569.

It can be written as a sum of positive squares in only one way, i.e., 70576801 + 83521 = 8401^2 + 289^2 .

It is a super-2 number, since 2×70660322² = 9985762210287368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70660291 and 70660300.

It is not an unprimeable number, because it can be changed into a prime (70660321) by changing a digit.

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 as a sum of consecutive naturals, namely, 17665079 + ... + 17665082.

Almost surely, 2^70660322 is an apocalyptic number.

70660322 is a deficient number, since it is larger than the sum of its proper divisors (35330164).

70660322 is a wasteful number, since it uses less digits than its factorization.

70660322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35330163.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 70660322 is about 8405.9694265444. The cubic root of 70660322 is about 413.4203694330.

Adding to 70660322 its reverse (22306607), we get a palindrome (92966929).

The spelling of 70660322 in words is "seventy million, six hundred sixty thousand, three hundred twenty-two".