40212496 has 10 divisors (see below), whose sum is σ = 77911742. Its totient is φ = 20106240.

The previous prime is 40212449. The next prime is 40212509. The reversal of 40212496 is 69421204.

It can be written as a sum of positive squares in only one way, i.e., 40144896 + 67600 = 6336^2 + 260^2 .

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, 1256625 + ... + 1256656.

Almost surely, 2^40212496 is an apocalyptic number.

It is an amenable number.

40212496 is a deficient number, since it is larger than the sum of its proper divisors (37699246).

40212496 is a wasteful number, since it uses less digits than its factorization.

40212496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513289 (or 2513283 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40212496 is about 6341.3323521165. The cubic root of 40212496 is about 342.5997251650.

The spelling of 40212496 in words is "forty million, two hundred twelve thousand, four hundred ninety-six".