4526628 has 12 divisors (see below), whose sum is σ = 10562160. Its totient is φ = 1508872.

The previous prime is 4526623. The next prime is 4526633. The reversal of 4526628 is 8266254.

It is an interprime number because it is at equal distance from previous prime (4526623) and next prime (4526633).

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

It is a super-2 number, since 2×4526628² = 40980722100768, which contains 22 as substring.

It is an Ulam number.

It is a nialpdrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (4526623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188598 + ... + 188621.

It is an arithmetic number, because the mean of its divisors is an integer number (880180).

Almost surely, 2^4526628 is an apocalyptic number.

It is an amenable number.

4526628 is an abundant number, since it is smaller than the sum of its proper divisors (6035532).

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

4526628 is a wasteful number, since it uses less digits than its factorization.

4526628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377226 (or 377224 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 4526628 is about 2127.5873660087. The cubic root of 4526628 is about 165.4213656374.

The spelling of 4526628 in words is "four million, five hundred twenty-six thousand, six hundred twenty-eight".