2170006372 has 6 divisors (see below), whose sum is σ = 3797511158. Its totient is φ = 1085003184.

The previous prime is 2170006357. The next prime is 2170006373. The reversal of 2170006372 is 2736000712.

It can be written as a sum of positive squares in only one way, i.e., 1491195456 + 678810916 = 38616^2 + 26054^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2170006372.

It is not an unprimeable number, because it can be changed into a prime (2170006373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271250793 + ... + 271250800.

Almost surely, 2^2170006372 is an apocalyptic number.

It is an amenable number.

2170006372 is a deficient number, since it is larger than the sum of its proper divisors (1627504786).

2170006372 is a wasteful number, since it uses less digits than its factorization.

2170006372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542501597 (or 542501595 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 2170006372 is about 46583.3271890276. The cubic root of 2170006372 is about 1294.6538575875.

The spelling of 2170006372 in words is "two billion, one hundred seventy million, six thousand, three hundred seventy-two".