40227652 has 6 divisors (see below), whose sum is σ = 70398398. Its totient is φ = 20113824.

The previous prime is 40227647. The next prime is 40227653. The reversal of 40227652 is 25672204.

It can be written as a sum of positive squares in only one way, i.e., 39112516 + 1115136 = 6254^2 + 1056^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40227652.

It is not an unprimeable number, because it can be changed into a prime (40227653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5028453 + ... + 5028460.

Almost surely, 2^40227652 is an apocalyptic number.

It is an amenable number.

40227652 is a deficient number, since it is larger than the sum of its proper divisors (30170746).

40227652 is a wasteful number, since it uses less digits than its factorization.

40227652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10056917 (or 10056915 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 40227652 is about 6342.5272565437. The cubic root of 40227652 is about 342.6427614493.

Adding to 40227652 its reverse (25672204), we get a palindrome (65899856).

The spelling of 40227652 in words is "forty million, two hundred twenty-seven thousand, six hundred fifty-two".