74030998 has 4 divisors (see below), whose sum is σ = 111046500. Its totient is φ = 37015498.

The previous prime is 74030989. The next prime is 74031019. The reversal of 74030998 is 89903047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89903047 = 13 ⋅6915619.

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 74030998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18507748 + ... + 18507751.

It is an arithmetic number, because the mean of its divisors is an integer number (27761625).

Almost surely, 2^74030998 is an apocalyptic number.

74030998 is a deficient number, since it is larger than the sum of its proper divisors (37015502).

74030998 is a wasteful number, since it uses less digits than its factorization.

74030998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37015501.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 74030998 is about 8604.1268005533. The cubic root of 74030998 is about 419.8922588340.

The spelling of 74030998 in words is "seventy-four million, thirty thousand, nine hundred ninety-eight".