45234480 has 80 divisors (see below), whose sum is σ = 143678304. Its totient is φ = 11765760.

The previous prime is 45234457. The next prime is 45234481. The reversal of 45234480 is 8443254.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (45234481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7542 + ... + 12138.

Almost surely, 2^45234480 is an apocalyptic number.

45234480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45234480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71839152).

45234480 is an abundant number, since it is smaller than the sum of its proper divisors (98443824).

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

45234480 is a wasteful number, since it uses less digits than its factorization.

45234480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654 (or 4648 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 45234480 is about 6725.6583320891. The cubic root of 45234480 is about 356.3060533529.

The spelling of 45234480 in words is "forty-five million, two hundred thirty-four thousand, four hundred eighty".