40224552 has 16 divisors (see below), whose sum is σ = 100561440. Its totient is φ = 13408176.

The previous prime is 40224551. The next prime is 40224557. The reversal of 40224552 is 25542204.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1676023 = 40224552 / (4 + 0 + 2 + 2 + 4 + 5 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (40224551) 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, 837988 + ... + 838035.

It is an arithmetic number, because the mean of its divisors is an integer number (6285090).

Almost surely, 2^40224552 is an apocalyptic number.

It is an amenable number.

40224552 is an abundant number, since it is smaller than the sum of its proper divisors (60336888).

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

40224552 is a wasteful number, since it uses less digits than its factorization.

40224552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676032 (or 1676028 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 40224552 is about 6342.2828697560. The cubic root of 40224552 is about 342.6339597106.

Adding to 40224552 its reverse (25542204), we get a palindrome (65766756).

The spelling of 40224552 in words is "forty million, two hundred twenty-four thousand, five hundred fifty-two".