4218740625 has 72 divisors (see below), whose sum is σ = 7730130240. Its totient is φ = 2044900000.

The previous prime is 4218740597. The next prime is 4218740627. The reversal of 4218740625 is 5260478124.

It is not a de Polignac number, because 4218740625 - 2¹⁹ = 4218216337 is a prime.

It is a super-2 number, since 2×4218740625² = 35595544922050781250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4218740627) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1132516 + ... + 1136234.

It is an arithmetic number, because the mean of its divisors is an integer number (107362920).

Almost surely, 2^4218740625 is an apocalyptic number.

It is an amenable number.

4218740625 is a deficient number, since it is larger than the sum of its proper divisors (3511389615).

4218740625 is an equidigital number, since it uses as much as digits as its factorization.

4218740625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3769 (or 3738 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 4218740625 is about 64951.8331150092. The cubic root of 4218740625 is about 1615.8248206149.

The spelling of 4218740625 in words is "four billion, two hundred eighteen million, seven hundred forty thousand, six hundred twenty-five".