3964024656 has 50 divisors (see below), whose sum is σ = 11473041162. Its totient is φ = 1321341120.

The previous prime is 3964024651. The next prime is 3964024693. The reversal of 3964024656 is 6564204693.

It can be written as a sum of positive squares in only one way, i.e., 3771925056 + 192099600 = 61416^2 + 13860^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3964024651) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1528035 + ... + 1530626.

Almost surely, 2^3964024656 is an apocalyptic number.

3964024656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3964024656 is an abundant number, since it is smaller than the sum of its proper divisors (7509016506).

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

3964024656 is a wasteful number, since it uses less digits than its factorization.

3964024656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058681 (or 3058666 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The square root of 3964024656 is about 62960.5007603974. The cubic root of 3964024656 is about 1582.6277716290.

The spelling of 3964024656 in words is "three billion, nine hundred sixty-four million, twenty-four thousand, six hundred fifty-six".