45523456 has 80 divisors (see below), whose sum is σ = 101645280. Its totient is φ = 20193280.

The previous prime is 45523451. The next prime is 45523483. The reversal of 45523456 is 65432554.

Its product of digits (72000) is a multiple of the sum of its prime factors (225).

It is not an unprimeable number, because it can be changed into a prime (45523451) 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, 332220 + ... + 332356.

It is an arithmetic number, because the mean of its divisors is an integer number (1270566).

Almost surely, 2^45523456 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 45523456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50822640).

45523456 is an abundant number, since it is smaller than the sum of its proper divisors (56121824).

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

45523456 is a wasteful number, since it uses less digits than its factorization.

45523456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 209 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 45523456 is about 6747.1072319921. The cubic root of 45523456 is about 357.0631853366.

It can be divided in two parts, 4552 and 3456, that added together give a palindrome (8008).

The spelling of 45523456 in words is "forty-five million, five hundred twenty-three thousand, four hundred fifty-six".