74662273 has 8 divisors (see below), whose sum is σ = 87144192. Its totient is φ = 62634336.

The previous prime is 74662253. The next prime is 74662279. The reversal of 74662273 is 37226647.

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 74662273 - 2⁵ = 74662241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74662279) 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, 113140 + ... + 113797.

It is an arithmetic number, because the mean of its divisors is an integer number (10893024).

Almost surely, 2^74662273 is an apocalyptic number.

It is an amenable number.

74662273 is a deficient number, since it is larger than the sum of its proper divisors (12481919).

74662273 is a wasteful number, since it uses less digits than its factorization.

74662273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226991.

The product of its digits is 84672, while the sum is 37.

The square root of 74662273 is about 8640.7333600800. The cubic root of 74662273 is about 421.0823801643.

The spelling of 74662273 in words is "seventy-four million, six hundred sixty-two thousand, two hundred seventy-three".