40546224 has 80 divisors (see below), whose sum is σ = 123251040. Its totient is φ = 12718080.

The previous prime is 40546213. The next prime is 40546229. The reversal of 40546224 is 42264504.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40546229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4584 + ... + 10104.

It is an arithmetic number, because the mean of its divisors is an integer number (1540638).

Almost surely, 2^40546224 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 40546224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61625520).

40546224 is an abundant number, since it is smaller than the sum of its proper divisors (82704816).

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

40546224 is a wasteful number, since it uses less digits than its factorization.

40546224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555 (or 5543 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 40546224 is about 6367.5916954528. The cubic root of 40546224 is about 343.5448731446.

The spelling of 40546224 in words is "forty million, five hundred forty-six thousand, two hundred twenty-four".