45234520 has 16 divisors (see below), whose sum is σ = 101777760. Its totient is φ = 18093792.

The previous prime is 45234509. The next prime is 45234529. The reversal of 45234520 is 2543254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45234529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565392 + ... + 565471.

It is an arithmetic number, because the mean of its divisors is an integer number (6361110).

Almost surely, 2^45234520 is an apocalyptic number.

45234520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45234520 is an abundant number, since it is smaller than the sum of its proper divisors (56543240).

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

45234520 is a wasteful number, since it uses less digits than its factorization.

45234520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130874 (or 1130870 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 45234520 is about 6725.6613057751. The cubic root of 45234520 is about 356.3061583778.

Adding to 45234520 its reverse (2543254), we get a palindrome (47777774).

It can be divided in two parts, 45234 and 520, that added together give a palindrome (45754).

The spelling of 45234520 in words is "forty-five million, two hundred thirty-four thousand, five hundred twenty".