201970616 has 32 divisors (see below), whose sum is σ = 392958000. Its totient is φ = 97203456.

The previous prime is 201970607. The next prime is 201970619. The reversal of 201970616 is 616079102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201970619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86780 + ... + 89076.

Almost surely, 2^201970616 is an apocalyptic number.

It is an amenable number.

201970616 is a deficient number, since it is larger than the sum of its proper divisors (190987384).

201970616 is a wasteful number, since it uses less digits than its factorization.

201970616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711 (or 2707 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 201970616 is about 14211.6366404436. The cubic root of 201970616 is about 586.7179790403.

The spelling of 201970616 in words is "two hundred one million, nine hundred seventy thousand, six hundred sixteen".