4632639 has 16 divisors (see below), whose sum is σ = 6827520. Its totient is φ = 2770560.

The previous prime is 4632629. The next prime is 4632647. The reversal of 4632639 is 9362364.

It is not a de Polignac number, because 4632639 - 2¹⁶ = 4567103 is a prime.

It is a super-2 number, since 2×4632639² = 42922688208642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a d-powerful number, because it can be written as 4¹¹ + 6⁶ + 3⁵ + 2¹⁵ + 6⁷ + 3⁹ + 9⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4632629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1719 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (426720).

Almost surely, 2^4632639 is an apocalyptic number.

4632639 is a deficient number, since it is larger than the sum of its proper divisors (2194881).

4632639 is a wasteful number, since it uses less digits than its factorization.

4632639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870.

The product of its digits is 23328, while the sum is 33.

The square root of 4632639 is about 2152.3566154334. The cubic root of 4632639 is about 166.7027712893.

The spelling of 4632639 in words is "four million, six hundred thirty-two thousand, six hundred thirty-nine".