40780422 has 40 divisors (see below), whose sum is σ = 96195000. Its totient is φ = 12877056.

The previous prime is 40780417. The next prime is 40780429. The reversal of 40780422 is 22408704.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40780429) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 3547 + ... + 9702.

It is an arithmetic number, because the mean of its divisors is an integer number (2404875).

Almost surely, 2^40780422 is an apocalyptic number.

40780422 is an abundant number, since it is smaller than the sum of its proper divisors (55414578).

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

40780422 is a wasteful number, since it uses less digits than its factorization.

40780422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13282 (or 13273 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 40780422 is about 6385.9550577811. The cubic root of 40780422 is about 344.2050505909.

The spelling of 40780422 in words is "forty million, seven hundred eighty thousand, four hundred twenty-two".