32130465 has 16 divisors (see below), whose sum is σ = 51565248. Its totient is φ = 17084096.

The previous prime is 32130457. The next prime is 32130479. The reversal of 32130465 is 56403123.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32130465 - 2³ = 32130457 is a prime.

It is a super-2 number, since 2×32130465² = 2064733562232450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2119 + ... + 8291.

It is an arithmetic number, because the mean of its divisors is an integer number (3222828).

Almost surely, 2^32130465 is an apocalyptic number.

It is an amenable number.

32130465 is a deficient number, since it is larger than the sum of its proper divisors (19434783).

32130465 is a wasteful number, since it uses less digits than its factorization.

32130465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6528.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 32130465 is about 5668.3741055086. The cubic root of 32130465 is about 317.9110842740.

Adding to 32130465 its reverse (56403123), we get a palindrome (88533588).

The spelling of 32130465 in words is "thirty-two million, one hundred thirty thousand, four hundred sixty-five".