40236052 has 12 divisors (see below), whose sum is σ = 70920640. Its totient is φ = 19973016.

The previous prime is 40236041. The next prime is 40236073. The reversal of 40236052 is 25063204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35628 + ... + 36739.

Almost surely, 2^40236052 is an apocalyptic number.

It is an amenable number.

40236052 is a deficient number, since it is larger than the sum of its proper divisors (30684588).

40236052 is a wasteful number, since it uses less digits than its factorization.

40236052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72510 (or 72508 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 40236052 is about 6343.1894185812. The cubic root of 40236052 is about 342.6666090495. Note that the first 4 decimals are identical.

Adding to 40236052 its reverse (25063204), we get a palindrome (65299256).

The spelling of 40236052 in words is "forty million, two hundred thirty-six thousand, fifty-two".