4256630 has 64 divisors (see below), whose sum is σ = 9590400. Its totient is φ = 1354752.

The previous prime is 4256617. The next prime is 4256639. The reversal of 4256630 is 366524.

It is a self number, because there is not a number n which added to its sum of digits gives 4256630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4256639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58274 + ... + 58346.

It is an arithmetic number, because the mean of its divisors is an integer number (149850).

Almost surely, 2^4256630 is an apocalyptic number.

4256630 is an abundant number, since it is smaller than the sum of its proper divisors (5333770).

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

4256630 is a wasteful number, since it uses less digits than its factorization.

4256630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 104 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 4256630 is about 2063.1601973671. The cubic root of 4256630 is about 162.0647762091.

The spelling of 4256630 in words is "four million, two hundred fifty-six thousand, six hundred thirty".