45547424 has 48 divisors (see below), whose sum is σ = 97598592. Its totient is φ = 20798208.

The previous prime is 45547409. The next prime is 45547451. The reversal of 45547424 is 42474554.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42317 + ... + 43379.

It is an arithmetic number, because the mean of its divisors is an integer number (2033304).

Almost surely, 2^45547424 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 45547424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48799296).

45547424 is an abundant number, since it is smaller than the sum of its proper divisors (52051168).

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

45547424 is a wasteful number, since it uses less digits than its factorization.

45547424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189 (or 1181 counting only the distinct ones).

The product of its digits is 89600, while the sum is 35.

The square root of 45547424 is about 6748.8831668655. The cubic root of 45547424 is about 357.1258386710.

The spelling of 45547424 in words is "forty-five million, five hundred forty-seven thousand, four hundred twenty-four".