32445425 has 12 divisors (see below), whose sum is σ = 40543536. Its totient is φ = 25755600.

The previous prime is 32445409. The next prime is 32445431. The reversal of 32445425 is 52454423.

It is not a de Polignac number, because 32445425 - 2⁴ = 32445409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1679 + ... + 8228.

It is an arithmetic number, because the mean of its divisors is an integer number (3378628).

Almost surely, 2^32445425 is an apocalyptic number.

It is an amenable number.

32445425 is a deficient number, since it is larger than the sum of its proper divisors (8098111).

32445425 is a wasteful number, since it uses less digits than its factorization.

32445425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10048 (or 10043 counting only the distinct ones).

The product of its digits is 19200, while the sum is 29.

The square root of 32445425 is about 5696.0885702384. The cubic root of 32445425 is about 318.9464865702.

Adding to 32445425 its reverse (52454423), we get a palindrome (84899848).

The spelling of 32445425 in words is "thirty-two million, four hundred forty-five thousand, four hundred twenty-five".