32540453 has 4 divisors (see below), whose sum is σ = 35498688. Its totient is φ = 29582220.

The previous prime is 32540413. The next prime is 32540461. The reversal of 32540453 is 35404523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32540453 - 2¹⁶ = 32474917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32540413) 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, 1479101 + ... + 1479122.

It is an arithmetic number, because the mean of its divisors is an integer number (8874672).

Almost surely, 2^32540453 is an apocalyptic number.

It is an amenable number.

32540453 is a deficient number, since it is larger than the sum of its proper divisors (2958235).

32540453 is a wasteful number, since it uses less digits than its factorization.

32540453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2958234.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 32540453 is about 5704.4239849436. The cubic root of 32540453 is about 319.2575659154.

Adding to 32540453 its reverse (35404523), we get a palindrome (67944976).

The spelling of 32540453 in words is "thirty-two million, five hundred forty thousand, four hundred fifty-three".