40102422 has 16 divisors (see below), whose sum is σ = 84922992. Its totient is φ = 12581120.

The previous prime is 40102411. The next prime is 40102427. The reversal of 40102422 is 22420104.

40102422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40102427) 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, 196479 + ... + 196682.

It is an arithmetic number, because the mean of its divisors is an integer number (5307687).

Almost surely, 2^40102422 is an apocalyptic number.

40102422 is an abundant number, since it is smaller than the sum of its proper divisors (44820570).

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

40102422 is a wasteful number, since it uses less digits than its factorization.

40102422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393183.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 40102422 is about 6332.6473137228. The cubic root of 40102422 is about 342.2868391428.

Adding to 40102422 its reverse (22420104), we get a palindrome (62522526).

The spelling of 40102422 in words is "forty million, one hundred two thousand, four hundred twenty-two".