74668429 has 8 divisors (see below), whose sum is σ = 84084480. Its totient is φ = 65690400.

The previous prime is 74668409. The next prime is 74668439. The reversal of 74668429 is 92486647.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 74668429 - 2²¹ = 72571277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74668409) 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, 109144 + ... + 109825.

It is an arithmetic number, because the mean of its divisors is an integer number (10510560).

Almost surely, 2^74668429 is an apocalyptic number.

It is an amenable number.

74668429 is a deficient number, since it is larger than the sum of its proper divisors (9416051).

74668429 is a wasteful number, since it uses less digits than its factorization.

74668429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219011.

The product of its digits is 580608, while the sum is 46.

The square root of 74668429 is about 8641.0895725018. The cubic root of 74668429 is about 421.0939527734.

The spelling of 74668429 in words is "seventy-four million, six hundred sixty-eight thousand, four hundred twenty-nine".