5430340 has 12 divisors (see below), whose sum is σ = 11403756. Its totient is φ = 2172128.

The previous prime is 5430331. The next prime is 5430349. The reversal of 5430340 is 430345.

It is an interprime number because it is at equal distance from previous prime (5430331) and next prime (5430349).

It can be written as a sum of positive squares in 2 ways, for example, as 799236 + 4631104 = 894^2 + 2152^2 .

It is not an unprimeable number, because it can be changed into a prime (5430349) 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, 135739 + ... + 135778.

It is an arithmetic number, because the mean of its divisors is an integer number (950313).

Almost surely, 2^5430340 is an apocalyptic number.

It is an amenable number.

5430340 is an abundant number, since it is smaller than the sum of its proper divisors (5973416).

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

5430340 is a wasteful number, since it uses less digits than its factorization.

5430340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271526 (or 271524 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 5430340 is about 2330.3089923871. The cubic root of 5430340 is about 175.7690237982.

Adding to 5430340 its reverse (430345), we get a palindrome (5860685).

The spelling of 5430340 in words is "five million, four hundred thirty thousand, three hundred forty".