4691628 has 24 divisors (see below), whose sum is σ = 12163760. Its totient is φ = 1563840.

The previous prime is 4691627. The next prime is 4691699. The reversal of 4691628 is 8261964.

It is a super-2 number, since 2×4691628² = 44022746580768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4691592 and 4691601.

It is not an unprimeable number, because it can be changed into a prime (4691623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21613 + ... + 21828.

Almost surely, 2^4691628 is an apocalyptic number.

It is an amenable number.

4691628 is an abundant number, since it is smaller than the sum of its proper divisors (7472132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4691628 is a wasteful number, since it uses less digits than its factorization.

4691628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43454 (or 43446 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 4691628 is about 2166.0166204348. The cubic root of 4691628 is about 167.4073505592.

The spelling of 4691628 in words is "four million, six hundred ninety-one thousand, six hundred twenty-eight".