32072465 has 8 divisors (see below), whose sum is σ = 40160448. Its totient is φ = 24542320.

The previous prime is 32072461. The next prime is 32072479. The reversal of 32072465 is 56427023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 32072465 - 2² = 32072461 is a prime.

It is a super-2 number, since 2×32072465² = 2057286022352450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32072461) 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, 139331 + ... + 139560.

It is an arithmetic number, because the mean of its divisors is an integer number (5020056).

Almost surely, 2^32072465 is an apocalyptic number.

It is an amenable number.

32072465 is a deficient number, since it is larger than the sum of its proper divisors (8087983).

32072465 is a wasteful number, since it uses less digits than its factorization.

32072465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278919.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 32072465 is about 5663.2556890891. The cubic root of 32072465 is about 317.7196776767.

Adding to 32072465 its reverse (56427023), we get a palindrome (88499488).

The spelling of 32072465 in words is "thirty-two million, seventy-two thousand, four hundred sixty-five".