4387950966 has 32 divisors (see below), whose sum is σ = 10375453440. Its totient is φ = 1210468896.

The previous prime is 4387950961. The next prime is 4387950967. The reversal of 4387950966 is 6690597834.

It is a happy number.

It is a super-2 number, since 2×4387950966² = 38508227360040666312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4387950961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800076 + ... + 1802511.

It is an arithmetic number, because the mean of its divisors is an integer number (324232920).

Almost surely, 2^4387950966 is an apocalyptic number.

4387950966 is an abundant number, since it is smaller than the sum of its proper divisors (5987502474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4387950966 is a wasteful number, since it uses less digits than its factorization.

4387950966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3602628.

The product of its (nonzero) digits is 9797760, while the sum is 57.

The square root of 4387950966 is about 66241.6105329573. The cubic root of 4387950966 is about 1637.1454116824.

The spelling of 4387950966 in words is "four billion, three hundred eighty-seven million, nine hundred fifty thousand, nine hundred sixty-six".