40550492 has 6 divisors (see below), whose sum is σ = 70963368. Its totient is φ = 20275244.

The previous prime is 40550473. The next prime is 40550501. The reversal of 40550492 is 29405504.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5068808 + ... + 5068815.

It is an arithmetic number, because the mean of its divisors is an integer number (11827228).

Almost surely, 2^40550492 is an apocalyptic number.

It is an amenable number.

40550492 is a deficient number, since it is larger than the sum of its proper divisors (30412876).

40550492 is a wasteful number, since it uses less digits than its factorization.

40550492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10137627 (or 10137625 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 40550492 is about 6367.9268211876. The cubic root of 40550492 is about 343.5569268612.

Adding to 40550492 its reverse (29405504), we get a palindrome (69955996).

The spelling of 40550492 in words is "forty million, five hundred fifty thousand, four hundred ninety-two".