74001422 has 24 divisors (see below), whose sum is σ = 122726016. Its totient is φ = 33440000.

The previous prime is 74001413. The next prime is 74001437. The reversal of 74001422 is 22410047.

It is a junction number, because it is equal to n+sod(n) for n = 74001394 and 74001403.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 45422 + ... + 47022.

It is an arithmetic number, because the mean of its divisors is an integer number (5113584).

Almost surely, 2^74001422 is an apocalyptic number.

74001422 is a deficient number, since it is larger than the sum of its proper divisors (48724594).

74001422 is a wasteful number, since it uses less digits than its factorization.

74001422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816 (or 1805 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 74001422 is about 8602.4079187167. The cubic root of 74001422 is about 419.8363345683.

Adding to 74001422 its reverse (22410047), we get a palindrome (96411469).

The spelling of 74001422 in words is "seventy-four million, one thousand, four hundred twenty-two".