45210432 has 56 divisors (see below), whose sum is σ = 121103136. Its totient is φ = 14883328.

The previous prime is 45210427. The next prime is 45210467. The reversal of 45210432 is 23401254.

It is a junction number, because it is equal to n+sod(n) for n = 45210399 and 45210408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14518 + ... + 17354.

It is an arithmetic number, because the mean of its divisors is an integer number (2162556).

Almost surely, 2^45210432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45210432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60551568).

45210432 is an abundant number, since it is smaller than the sum of its proper divisors (75892704).

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

45210432 is a wasteful number, since it uses less digits than its factorization.

45210432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2935 (or 2925 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 45210432 is about 6723.8703140379. The cubic root of 45210432 is about 356.2429011820.

Adding to 45210432 its reverse (23401254), we get a palindrome (68611686).

The spelling of 45210432 in words is "forty-five million, two hundred ten thousand, four hundred thirty-two".