70897396 has 6 divisors (see below), whose sum is σ = 124070450. Its totient is φ = 35448696.

The previous prime is 70897391. The next prime is 70897399. The reversal of 70897396 is 69379807.

It can be written as a sum of positive squares in only one way, i.e., 69956496 + 940900 = 8364^2 + 970^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70897391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8862171 + ... + 8862178.

Almost surely, 2^70897396 is an apocalyptic number.

It is an amenable number.

70897396 is a deficient number, since it is larger than the sum of its proper divisors (53173054).

70897396 is a wasteful number, since it uses less digits than its factorization.

70897396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17724353 (or 17724351 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 70897396 is about 8420.0591446854. The cubic root of 70897396 is about 413.8822118954.

The spelling of 70897396 in words is "seventy million, eight hundred ninety-seven thousand, three hundred ninety-six".