40436252 has 6 divisors (see below), whose sum is σ = 70763448. Its totient is φ = 20218124.

The previous prime is 40436239. The next prime is 40436273. The reversal of 40436252 is 25263404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5054528 + ... + 5054535.

It is an arithmetic number, because the mean of its divisors is an integer number (11793908).

Almost surely, 2^40436252 is an apocalyptic number.

It is an amenable number.

40436252 is a deficient number, since it is larger than the sum of its proper divisors (30327196).

40436252 is a wasteful number, since it uses less digits than its factorization.

40436252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109067 (or 10109065 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 40436252 is about 6358.9505423458. The cubic root of 40436252 is about 343.2339972986.

Adding to 40436252 its reverse (25263404), we get a palindrome (65699656).

The spelling of 40436252 in words is "forty million, four hundred thirty-six thousand, two hundred fifty-two".