74406130 has 16 divisors (see below), whose sum is σ = 134832600. Its totient is φ = 29562112.

The previous prime is 74406121. The next prime is 74406131. The reversal of 74406130 is 3160447.

It can be written as a sum of positive squares in 4 ways, for example, as 33535681 + 40870449 = 5791^2 + 6393^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74406095 and 74406104.

It is not an unprimeable number, because it can be changed into a prime (74406131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23479 + ... + 26458.

Almost surely, 2^74406130 is an apocalyptic number.

74406130 is a deficient number, since it is larger than the sum of its proper divisors (60426470).

74406130 is a wasteful number, since it uses less digits than its factorization.

74406130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50093.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 74406130 is about 8625.8987937490. The cubic root of 74406130 is about 420.6002942906.

Adding to 74406130 its reverse (3160447), we get a palindrome (77566577).

The spelling of 74406130 in words is "seventy-four million, four hundred six thousand, one hundred thirty".