4628645 has 8 divisors (see below), whose sum is σ = 6347904. Its totient is φ = 3173904.

The previous prime is 4628629. The next prime is 4628651. The reversal of 4628645 is 5468264.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4628645 - 2⁴ = 4628629 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 132247 = 4628645 / (4 + 6 + 2 + 8 + 6 + 4 + 5).

It is a d-powerful number, because it can be written as 4³ + 6⁷ + 2¹¹ + 8⁷ + 6⁷ + 4⁷ + 5⁹ .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66089 + ... + 66158.

It is an arithmetic number, because the mean of its divisors is an integer number (793488).

Almost surely, 2^4628645 is an apocalyptic number.

It is an amenable number.

4628645 is a deficient number, since it is larger than the sum of its proper divisors (1719259).

4628645 is a wasteful number, since it uses less digits than its factorization.

4628645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132259.

The product of its digits is 46080, while the sum is 35.

The square root of 4628645 is about 2151.4285951432. The cubic root of 4628645 is about 166.6548502734.

The spelling of 4628645 in words is "four million, six hundred twenty-eight thousand, six hundred forty-five".