70971202 has 4 divisors (see below), whose sum is σ = 106456806. Its totient is φ = 35485600.

The previous prime is 70971193. The next prime is 70971203. The reversal of 70971202 is 20217907.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20217907 = 491 ⋅41177.

It can be written as a sum of positive squares in only one way, i.e., 61168041 + 9803161 = 7821^2 + 3131^2 .

It is not an unprimeable number, because it can be changed into a prime (70971203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17742799 + ... + 17742802.

Almost surely, 2^70971202 is an apocalyptic number.

70971202 is a deficient number, since it is larger than the sum of its proper divisors (35485604).

70971202 is a wasteful number, since it uses less digits than its factorization.

70971202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35485603.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 70971202 is about 8424.4407529521. The cubic root of 70971202 is about 414.0257827378.

The spelling of 70971202 in words is "seventy million, nine hundred seventy-one thousand, two hundred two".