32481130 has 16 divisors (see below), whose sum is σ = 63781344. Its totient is φ = 11811280.

The previous prime is 32481121. The next prime is 32481133. The reversal of 32481130 is 3118423.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (32481133) 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, 147532 + ... + 147751.

It is an arithmetic number, because the mean of its divisors is an integer number (3986334).

Almost surely, 2^32481130 is an apocalyptic number.

32481130 is a deficient number, since it is larger than the sum of its proper divisors (31300214).

32481130 is a wasteful number, since it uses less digits than its factorization.

32481130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295301.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 32481130 is about 5699.2218767126. The cubic root of 32481130 is about 319.0634399825.

Adding to 32481130 its reverse (3118423), we get a palindrome (35599553).

The spelling of 32481130 in words is "thirty-two million, four hundred eighty-one thousand, one hundred thirty".