74768242 has 8 divisors (see below), whose sum is σ = 112242096. Its totient is φ = 37354212.

The previous prime is 74768209. The next prime is 74768269. The reversal of 74768242 is 24286747.

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

It is a junction number, because it is equal to n+sod(n) for n = 74768195 and 74768204.

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, 11688 + ... + 16915.

It is an arithmetic number, because the mean of its divisors is an integer number (14030262).

Almost surely, 2^74768242 is an apocalyptic number.

74768242 is a deficient number, since it is larger than the sum of its proper divisors (37473854).

74768242 is a wasteful number, since it uses less digits than its factorization.

74768242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29912.

The product of its digits is 150528, while the sum is 40.

The square root of 74768242 is about 8646.8631306388. The cubic root of 74768242 is about 421.2815016344.

The spelling of 74768242 in words is "seventy-four million, seven hundred sixty-eight thousand, two hundred forty-two".