1840460 has 24 divisors (see below), whose sum is σ = 4034016. Its totient is φ = 704000.

The previous prime is 1840459. The next prime is 1840469. The reversal of 1840460 is 640481.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (1840469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1541 + ... + 2460.

It is an arithmetic number, because the mean of its divisors is an integer number (168084).

2^1840460 is an apocalyptic number.

1840460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1840460 is an abundant number, since it is smaller than the sum of its proper divisors (2193556).

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

1840460 is a wasteful number, since it uses less digits than its factorization.

1840460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033 (or 4031 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1840460 is about 1356.6355442786. The cubic root of 1840460 is about 122.5487241965.

It can be divided in two parts, 1840 and 460, that multiplied together give a square (846400 = 920²).

The spelling of 1840460 in words is "one million, eight hundred forty thousand, four hundred sixty".