32555145 has 16 divisors (see below), whose sum is σ = 59529600. Its totient is φ = 14882304.

The previous prime is 32555129. The next prime is 32555209. The reversal of 32555145 is 54155523.

It is a happy number.

It is not a de Polignac number, because 32555145 - 2⁴ = 32555129 is a prime.

It is a Curzon number.

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, 154920 + ... + 155129.

It is an arithmetic number, because the mean of its divisors is an integer number (3720600).

Almost surely, 2^32555145 is an apocalyptic number.

32555145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

32555145 is a deficient number, since it is larger than the sum of its proper divisors (26974455).

32555145 is a wasteful number, since it uses less digits than its factorization.

32555145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310064.

The product of its digits is 15000, while the sum is 30.

The square root of 32555145 is about 5705.7116120603. The cubic root of 32555145 is about 319.3056069021.

The spelling of 32555145 in words is "thirty-two million, five hundred fifty-five thousand, one hundred forty-five".