74170498 has 4 divisors (see below), whose sum is σ = 111255750. Its totient is φ = 37085248.

The previous prime is 74170483. The next prime is 74170511. The reversal of 74170498 is 89407147.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 56505289 + 17665209 = 7517^2 + 4203^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 74170498.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18542623 + ... + 18542626.

Almost surely, 2^74170498 is an apocalyptic number.

74170498 is a deficient number, since it is larger than the sum of its proper divisors (37085252).

74170498 is a wasteful number, since it uses less digits than its factorization.

74170498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37085251.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 74170498 is about 8612.2295603403. The cubic root of 74170498 is about 420.1558340855.

The spelling of 74170498 in words is "seventy-four million, one hundred seventy thousand, four hundred ninety-eight".