45526220 has 12 divisors (see below), whose sum is σ = 95605104. Its totient is φ = 18210480.

The previous prime is 45526213. The next prime is 45526241. The reversal of 45526220 is 2262554.

It is a self number, because there is not a number n which added to its sum of digits gives 45526220.

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, 1138136 + ... + 1138175.

It is an arithmetic number, because the mean of its divisors is an integer number (7967092).

Almost surely, 2^45526220 is an apocalyptic number.

It is an amenable number.

45526220 is an abundant number, since it is smaller than the sum of its proper divisors (50078884).

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

45526220 is a wasteful number, since it uses less digits than its factorization.

45526220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276320 (or 2276318 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 45526220 is about 6747.3120574048. The cubic root of 45526220 is about 357.0704116675.

Adding to 45526220 its reverse (2262554), we get a palindrome (47788774).

The spelling of 45526220 in words is "forty-five million, five hundred twenty-six thousand, two hundred twenty".