32425155 has 48 divisors (see below), whose sum is σ = 65095680. Its totient is φ = 14624064.

The previous prime is 32425123. The next prime is 32425157. The reversal of 32425155 is 55152423.

It is a happy number.

It is not a de Polignac number, because 32425155 - 2⁵ = 32425123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32425157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24234 + ... + 25536.

It is an arithmetic number, because the mean of its divisors is an integer number (1356160).

Almost surely, 2^32425155 is an apocalyptic number.

32425155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

32425155 is an abundant number, since it is smaller than the sum of its proper divisors (32670525).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32425155 is a wasteful number, since it uses less digits than its factorization.

32425155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1400 (or 1397 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 32425155 is about 5694.3090010993. The cubic root of 32425155 is about 318.8800530429.

Adding to 32425155 its reverse (55152423), we get a palindrome (87577578).

The spelling of 32425155 in words is "thirty-two million, four hundred twenty-five thousand, one hundred fifty-five".