4785551 has 12 divisors (see below), whose sum is σ = 5268120. Its totient is φ = 4341120.

The previous prime is 4785527. The next prime is 4785553. The reversal of 4785551 is 1555874.

It is a de Polignac number, because none of the positive numbers 2^k-4785551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4785553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8096 + ... + 8666.

It is an arithmetic number, because the mean of its divisors is an integer number (439010).

Almost surely, 2^4785551 is an apocalyptic number.

4785551 is a deficient number, since it is larger than the sum of its proper divisors (482569).

4785551 is a wasteful number, since it uses less digits than its factorization.

4785551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634 (or 617 counting only the distinct ones).

The product of its digits is 28000, while the sum is 35.

The square root of 4785551 is about 2187.5902267107. The cubic root of 4785551 is about 168.5171024034.

The spelling of 4785551 in words is "four million, seven hundred eighty-five thousand, five hundred fifty-one".