32340540 has 24 divisors (see below), whose sum is σ = 90553680. Its totient is φ = 8624128.

The previous prime is 32340523. The next prime is 32340541. The reversal of 32340540 is 4504323.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32340541) 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, 269445 + ... + 269564.

It is an arithmetic number, because the mean of its divisors is an integer number (3773070).

Almost surely, 2^32340540 is an apocalyptic number.

32340540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32340540 is an abundant number, since it is smaller than the sum of its proper divisors (58213140).

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

32340540 is a wasteful number, since it uses less digits than its factorization.

32340540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539021 (or 539019 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 32340540 is about 5686.8743611935. The cubic root of 32340540 is about 318.6024338089.

Adding to 32340540 its reverse (4504323), we get a palindrome (36844863).

The spelling of 32340540 in words is "thirty-two million, three hundred forty thousand, five hundred forty".