40532216 has 16 divisors (see below), whose sum is σ = 80468640. Its totient is φ = 19073920.

The previous prime is 40532213. The next prime is 40532269. The reversal of 40532216 is 61223504.

It is a junction number, because it is equal to n+sod(n) for n = 40532191 and 40532200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40532213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148880 + ... + 149151.

It is an arithmetic number, because the mean of its divisors is an integer number (5029290).

Almost surely, 2^40532216 is an apocalyptic number.

It is an amenable number.

40532216 is a deficient number, since it is larger than the sum of its proper divisors (39936424).

40532216 is a wasteful number, since it uses less digits than its factorization.

40532216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298054 (or 298050 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 40532216 is about 6366.4916555353. The cubic root of 40532216 is about 343.5053057044.

The spelling of 40532216 in words is "forty million, five hundred thirty-two thousand, two hundred sixteen".