872354650 has 12 divisors (see below), whose sum is σ = 1622579742. Its totient is φ = 348941840.

The previous prime is 872354627. The next prime is 872354653. The reversal of 872354650 is 56453278.

It can be written as a sum of positive squares in 3 ways, for example, as 394538769 + 477815881 = 19863^2 + 21859^2 .

It is a super-2 number, since 2×872354650² = 1522005270753245000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (872354653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8723497 + ... + 8723596.

Almost surely, 2^872354650 is an apocalyptic number.

872354650 is a deficient number, since it is larger than the sum of its proper divisors (750225092).

872354650 is a wasteful number, since it uses less digits than its factorization.

872354650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17447105 (or 17447100 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 872354650 is about 29535.6504922441. The cubic root of 872354650 is about 955.5007379216.

The spelling of 872354650 in words is "eight hundred seventy-two million, three hundred fifty-four thousand, six hundred fifty".