4561628 has 12 divisors (see below), whose sum is σ = 8102472. Its totient is φ = 2246640.

The previous prime is 4561621. The next prime is 4561631. The reversal of 4561628 is 8261654.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4561594 and 4561603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8243 + ... + 8778.

It is an arithmetic number, because the mean of its divisors is an integer number (675206).

Almost surely, 2^4561628 is an apocalyptic number.

It is an amenable number.

4561628 is a deficient number, since it is larger than the sum of its proper divisors (3540844).

4561628 is a wasteful number, since it uses less digits than its factorization.

4561628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17092 (or 17090 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 4561628 is about 2135.7968068147. The cubic root of 4561628 is about 165.8466188582.

The spelling of 4561628 in words is "four million, five hundred sixty-one thousand, six hundred twenty-eight".