4632621 has 16 divisors (see below), whose sum is σ = 7180800. Its totient is φ = 2601648.

The previous prime is 4632613. The next prime is 4632629. The reversal of 4632621 is 1262364.

It is an interprime number because it is at equal distance from previous prime (4632613) and next prime (4632629).

It is not a de Polignac number, because 4632621 - 2³ = 4632613 is a prime.

It is a super-2 number, since 2×4632621² = 42922354659282, which contains 22 as substring.

4632621 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4632591 and 4632600.

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, 631 + ... + 3108.

It is an arithmetic number, because the mean of its divisors is an integer number (448800).

Almost surely, 2^4632621 is an apocalyptic number.

It is an amenable number.

4632621 is a deficient number, since it is larger than the sum of its proper divisors (2548179).

4632621 is a wasteful number, since it uses less digits than its factorization.

4632621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808.

The product of its digits is 1728, while the sum is 24.

The square root of 4632621 is about 2152.3524339661. The cubic root of 4632621 is about 166.7025553826.

Adding to 4632621 its reverse (1262364), we get a palindrome (5894985).

It can be divided in two parts, 4632 and 621, that added together give a triangular number (5253 = T₁₀₂).

The spelling of 4632621 in words is "four million, six hundred thirty-two thousand, six hundred twenty-one".