4851090 has 80 divisors (see below), whose sum is σ = 13407768. Its totient is φ = 1257984.

The previous prime is 4851083. The next prime is 4851109. The reversal of 4851090 is 901584.

It can be written as a sum of positive squares in 4 ways, for example, as 2954961 + 1896129 = 1719^2 + 1377^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 42874 + ... + 42986.

Almost surely, 2^4851090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4851090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6703884).

4851090 is an abundant number, since it is smaller than the sum of its proper divisors (8556678).

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

4851090 is a wasteful number, since it uses less digits than its factorization.

4851090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 4851090 is about 2202.5190124038. The cubic root of 4851090 is about 169.2829079124.

The spelling of 4851090 in words is "four million, eight hundred fifty-one thousand, ninety".