40017452 has 12 divisors (see below), whose sum is σ = 70088760. Its totient is φ = 19992096.

The previous prime is 40017451. The next prime is 40017479. The reversal of 40017452 is 25471004.

It is not an unprimeable number, because it can be changed into a prime (40017451) 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, 2408 + ... + 9264.

It is an arithmetic number, because the mean of its divisors is an integer number (5840730).

Almost surely, 2^40017452 is an apocalyptic number.

It is an amenable number.

40017452 is a deficient number, since it is larger than the sum of its proper divisors (30071308).

40017452 is a wasteful number, since it uses less digits than its factorization.

40017452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8320 (or 8318 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 40017452 is about 6325.9348716217. The cubic root of 40017452 is about 342.0449196040.

Adding to 40017452 its reverse (25471004), we get a palindrome (65488456).

The spelling of 40017452 in words is "forty million, seventeen thousand, four hundred fifty-two".