74863080 has 48 divisors (see below), whose sum is σ = 243306180. Its totient is φ = 19963392.

The previous prime is 74863079. The next prime is 74863081. The reversal of 74863080 is 8036847.

It is an interprime number because it is at equal distance from previous prime (74863079) and next prime (74863081).

It can be written as a sum of positive squares in 2 ways, for example, as 71470116 + 3392964 = 8454^2 + 1842^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (74863081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103617 + ... + 104336.

Almost surely, 2^74863080 is an apocalyptic number.

It is an amenable number.

74863080 is an abundant number, since it is smaller than the sum of its proper divisors (168443100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74863080 is a wasteful number, since it uses less digits than its factorization.

74863080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207970 (or 207963 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 74863080 is about 8652.3453467831. The cubic root of 74863080 is about 421.4595478797.

The spelling of 74863080 in words is "seventy-four million, eight hundred sixty-three thousand, eighty".