70447396 has 6 divisors (see below), whose sum is σ = 123282950. Its totient is φ = 35223696.

The previous prime is 70447369. The next prime is 70447411. The reversal of 70447396 is 69374407.

It can be written as a sum of positive squares in only one way, i.e., 58982400 + 11464996 = 7680^2 + 3386^2 .

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 as a sum of consecutive naturals, namely, 8805921 + ... + 8805928.

Almost surely, 2^70447396 is an apocalyptic number.

It is an amenable number.

70447396 is a deficient number, since it is larger than the sum of its proper divisors (52835554).

70447396 is a wasteful number, since it uses less digits than its factorization.

70447396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17611853 (or 17611851 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 70447396 is about 8393.2947047033. The cubic root of 70447396 is about 413.0046881766.

The spelling of 70447396 in words is "seventy million, four hundred forty-seven thousand, three hundred ninety-six".