39021422 has 16 divisors (see below), whose sum is σ = 65412144. Its totient is φ = 17304000.

The previous prime is 39021419. The next prime is 39021431. The reversal of 39021422 is 22412093.

It is a congruent number.

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, 20729 + ... + 22532.

It is an arithmetic number, because the mean of its divisors is an integer number (4088259).

Almost surely, 2^39021422 is an apocalyptic number.

39021422 is a deficient number, since it is larger than the sum of its proper divisors (26390722).

39021422 is a wasteful number, since it uses less digits than its factorization.

39021422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43315.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 39021422 is about 6246.7128955956. The cubic root of 39021422 is about 339.1832239890.

It can be divided in two parts, 390 and 21422, that added together give a palindrome (21812).

The spelling of 39021422 in words is "thirty-nine million, twenty-one thousand, four hundred twenty-two".