2450340 has 36 divisors (see below), whose sum is σ = 7433244. Its totient is φ = 653376.

The previous prime is 2450323. The next prime is 2450341. The reversal of 2450340 is 430542.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 254016 + 2196324 = 504^2 + 1482^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2450340² = 12008332231200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2450341) 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, 6627 + ... + 6986.

It is an arithmetic number, because the mean of its divisors is an integer number (206479).

2^2450340 is an apocalyptic number.

2450340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2450340 is an abundant number, since it is smaller than the sum of its proper divisors (4982904).

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

2450340 is a wasteful number, since it uses less digits than its factorization.

2450340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13628 (or 13623 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2450340 is about 1565.3561894981. The cubic root of 2450340 is about 134.8162108080.

Adding to 2450340 its reverse (430542), we get a palindrome (2880882).

The spelling of 2450340 in words is "two million, four hundred fifty thousand, three hundred forty".