74071406 has 8 divisors (see below), whose sum is σ = 111163224. Its totient is φ = 37017000.

The previous prime is 74071351. The next prime is 74071433. The reversal of 74071406 is 60417047.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3725 + ... + 12728.

It is an arithmetic number, because the mean of its divisors is an integer number (13895403).

Almost surely, 2^74071406 is an apocalyptic number.

74071406 is a deficient number, since it is larger than the sum of its proper divisors (37091818).

74071406 is a wasteful number, since it uses less digits than its factorization.

74071406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18706.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 74071406 is about 8606.4746557461. The cubic root of 74071406 is about 419.9686408937.

The spelling of 74071406 in words is "seventy-four million, seventy-one thousand, four hundred six".