40016436 has 24 divisors (see below), whose sum is σ = 98864640. Its totient is φ = 12554112.

The previous prime is 40016429. The next prime is 40016441. The reversal of 40016436 is 63461004.

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 in 7 ways as a sum of consecutive naturals, for example, 97876 + ... + 98283.

It is an arithmetic number, because the mean of its divisors is an integer number (4119360).

Almost surely, 2^40016436 is an apocalyptic number.

It is an amenable number.

40016436 is an abundant number, since it is smaller than the sum of its proper divisors (58848204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40016436 is a wasteful number, since it uses less digits than its factorization.

40016436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196183 (or 196181 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 40016436 is about 6325.8545667759. The cubic root of 40016436 is about 342.0420248621.

It can be divided in two parts, 400 and 16436, that added together give a triangular number (16836 = T₁₈₃).

The spelling of 40016436 in words is "forty million, sixteen thousand, four hundred thirty-six".