40422770 has 16 divisors (see below), whose sum is σ = 77041368. Its totient is φ = 15217920.

The previous prime is 40422763. The next prime is 40422779. The reversal of 40422770 is 7722404.

40422770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24970009 + 15452761 = 4997^2 + 3931^2 .

It is not an unprimeable number, because it can be changed into a prime (40422779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118721 + ... + 119060.

Almost surely, 2^40422770 is an apocalyptic number.

40422770 is a deficient number, since it is larger than the sum of its proper divisors (36618598).

40422770 is a wasteful number, since it uses less digits than its factorization.

40422770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237805.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 40422770 is about 6357.8903733864. The cubic root of 40422770 is about 343.1958467538.

The spelling of 40422770 in words is "forty million, four hundred twenty-two thousand, seven hundred seventy".