4461390 has 48 divisors (see below), whose sum is σ = 12214800. Its totient is φ = 1126656.

The previous prime is 4461377. The next prime is 4461419. The reversal of 4461390 is 931644.

4461390 is a `hidden beast` number, since 44 + 613 + 9 + 0 = 666.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406 + ... + 3014.

It is an arithmetic number, because the mean of its divisors is an integer number (254475).

Almost surely, 2^4461390 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4461390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6107400).

4461390 is an abundant number, since it is smaller than the sum of its proper divisors (7753410).

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

4461390 is a wasteful number, since it uses less digits than its factorization.

4461390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641 (or 2638 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 4461390 is about 2112.2002745952. The cubic root of 4461390 is about 164.6228299519.

It can be divided in two parts, 4461 and 390, that added together give a triangular number (4851 = T₉₈).

The spelling of 4461390 in words is "four million, four hundred sixty-one thousand, three hundred ninety".