4294893644 has 6 divisors (see below), whose sum is σ = 7516063884. Its totient is φ = 2147446820.

The previous prime is 4294893643. The next prime is 4294893653. The reversal of 4294893644 is 4463984924.

It is a super-2 number, since 2×4294893644² = 36892222826543197472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4294893643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536861702 + ... + 536861709.

It is an arithmetic number, because the mean of its divisors is an integer number (1252677314).

Almost surely, 2^4294893644 is an apocalyptic number.

It is an amenable number.

4294893644 is a deficient number, since it is larger than the sum of its proper divisors (3221170240).

4294893644 is a wasteful number, since it uses less digits than its factorization.

4294893644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073723415 (or 1073723413 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 53.

The square root of 4294893644 is about 65535.4380774249. The cubic root of 4294893644 is about 1625.4893855721.

The spelling of 4294893644 in words is "four billion, two hundred ninety-four million, eight hundred ninety-three thousand, six hundred forty-four".