40227452 has 24 divisors (see below), whose sum is σ = 71618400. Its totient is φ = 19768320.

The previous prime is 40227449. The next prime is 40227463. The reversal of 40227452 is 25472204.

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, 76952 + ... + 77472.

It is an arithmetic number, because the mean of its divisors is an integer number (2984100).

Almost surely, 2^40227452 is an apocalyptic number.

It is an amenable number.

40227452 is a deficient number, since it is larger than the sum of its proper divisors (31390948).

40227452 is a wasteful number, since it uses less digits than its factorization.

40227452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821 (or 819 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 40227452 is about 6342.5114899384. The cubic root of 40227452 is about 342.6421936088.

Adding to 40227452 its reverse (25472204), we get a palindrome (65699656).

The spelling of 40227452 in words is "forty million, two hundred twenty-seven thousand, four hundred fifty-two".