40014232 has 8 divisors (see below), whose sum is σ = 75026700. Its totient is φ = 20007112.

The previous prime is 40014203. The next prime is 40014239. The reversal of 40014232 is 23241004.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×40014232² = 3202277525099648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40014239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500882 + ... + 2500897.

Almost surely, 2^40014232 is an apocalyptic number.

It is an amenable number.

40014232 is a deficient number, since it is larger than the sum of its proper divisors (35012468).

40014232 is a wasteful number, since it uses less digits than its factorization.

40014232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5001785 (or 5001781 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40014232 is about 6325.6803586650. The cubic root of 40014232 is about 342.0357451553.

Adding to 40014232 its reverse (23241004), we get a palindrome (63255236).

The spelling of 40014232 in words is "forty million, fourteen thousand, two hundred thirty-two".