4609629 has 10 divisors (see below), whose sum is σ = 6886110. Its totient is φ = 3073032.

The previous prime is 4609621. The next prime is 4609651. The reversal of 4609629 is 9269064.

It can be written as a sum of positive squares in only one way, i.e., 3404025 + 1205604 = 1845^2 + 1098^2 .

It is not a de Polignac number, because 4609629 - 2³ = 4609621 is a prime.

4609629 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4609593 and 4609602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4609621) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 28374 + ... + 28535.

It is an arithmetic number, because the mean of its divisors is an integer number (688611).

Almost surely, 2^4609629 is an apocalyptic number.

It is an amenable number.

4609629 is a deficient number, since it is larger than the sum of its proper divisors (2276481).

4609629 is an equidigital number, since it uses as much as digits as its factorization.

4609629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56921 (or 56912 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 4609629 is about 2147.0046576568. The cubic root of 4609629 is about 166.4263126574.

The spelling of 4609629 in words is "four million, six hundred nine thousand, six hundred twenty-nine".