40784226 has 16 divisors (see below), whose sum is σ = 93221184. Its totient is φ = 11652624.

The previous prime is 40784201. The next prime is 40784243. The reversal of 40784226 is 62248704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485485 + ... + 485568.

It is an arithmetic number, because the mean of its divisors is an integer number (5826324).

Almost surely, 2^40784226 is an apocalyptic number.

40784226 is an abundant number, since it is smaller than the sum of its proper divisors (52436958).

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

40784226 is a wasteful number, since it uses less digits than its factorization.

40784226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971065.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 40784226 is about 6386.2528919547. The cubic root of 40784226 is about 344.2157527468.

The spelling of 40784226 in words is "forty million, seven hundred eighty-four thousand, two hundred twenty-six".