74081402 has 8 divisors (see below), whose sum is σ = 111288276. Its totient is φ = 36985312.

The previous prime is 74081347. The next prime is 74081443. The reversal of 74081402 is 20418047.

It can be written as a sum of positive squares in 2 ways, for example, as 68740681 + 5340721 = 8291^2 + 2311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 26003 + ... + 28710.

Almost surely, 2^74081402 is an apocalyptic number.

74081402 is a deficient number, since it is larger than the sum of its proper divisors (37206874).

74081402 is a wasteful number, since it uses less digits than its factorization.

74081402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55392.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 74081402 is about 8607.0553617367. The cubic root of 74081402 is about 419.9875317538.

Adding to 74081402 its reverse (20418047), we get a palindrome (94499449).

The spelling of 74081402 in words is "seventy-four million, eighty-one thousand, four hundred two".