7133628 has 12 divisors (see below), whose sum is σ = 16645160. Its totient is φ = 2377872.

The previous prime is 7133603. The next prime is 7133647. The reversal of 7133628 is 8263317.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 7133595 and 7133604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297223 + ... + 297246.

Almost surely, 2^7133628 is an apocalyptic number.

It is an amenable number.

7133628 is an abundant number, since it is smaller than the sum of its proper divisors (9511532).

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

7133628 is a wasteful number, since it uses less digits than its factorization.

7133628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594476 (or 594474 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 7133628 is about 2670.8852465054. The cubic root of 7133628 is about 192.5026974379.

The spelling of 7133628 in words is "seven million, one hundred thirty-three thousand, six hundred twenty-eight".