45321532 has 12 divisors (see below), whose sum is σ = 79382520. Its totient is φ = 22640816.

The previous prime is 45321511. The next prime is 45321553. The reversal of 45321532 is 23512354.

It is an interprime number because it is at equal distance from previous prime (45321511) and next prime (45321553).

It is a junction number, because it is equal to n+sod(n) for n = 45321497 and 45321506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894 + ... + 9562.

It is an arithmetic number, because the mean of its divisors is an integer number (6615210).

Almost surely, 2^45321532 is an apocalyptic number.

It is an amenable number.

45321532 is a deficient number, since it is larger than the sum of its proper divisors (34060988).

45321532 is a wasteful number, since it uses less digits than its factorization.

45321532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9980 (or 9978 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 45321532 is about 6732.1268556081. The cubic root of 45321532 is about 356.5344726082.

Adding to 45321532 its reverse (23512354), we get a palindrome (68833886).

The spelling of 45321532 in words is "forty-five million, three hundred twenty-one thousand, five hundred thirty-two".