1846480 has 20 divisors (see below), whose sum is σ = 4293252. Its totient is φ = 738560.

The previous prime is 1846469. The next prime is 1846487. The reversal of 1846480 is 846481.

It can be written as a sum of positive squares in 2 ways, for example, as 781456 + 1065024 = 884^2 + 1032^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1846487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11461 + ... + 11620.

2^1846480 is an apocalyptic number.

1846480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1846480 is an abundant number, since it is smaller than the sum of its proper divisors (2446772).

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

1846480 is a wasteful number, since it uses less digits than its factorization.

1846480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23094 (or 23088 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 1846480 is about 1358.8524570387. The cubic root of 1846480 is about 122.6821945266.

Subtracting from 1846480 its reverse (846481), we obtain a palindrome (999999).

The spelling of 1846480 in words is "one million, eight hundred forty-six thousand, four hundred eighty".