73878074 has 8 divisors (see below), whose sum is σ = 111561300. Its totient is φ = 36690976.

The previous prime is 73878067. The next prime is 73878113. The reversal of 73878074 is 47087837.

It can be written as a sum of positive squares in 2 ways, for example, as 57532225 + 16345849 = 7585^2 + 4043^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 123659 + ... + 124254.

Almost surely, 2^73878074 is an apocalyptic number.

73878074 is a deficient number, since it is larger than the sum of its proper divisors (37683226).

73878074 is a wasteful number, since it uses less digits than its factorization.

73878074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248064.

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 73878074 is about 8595.2355406935. The cubic root of 73878074 is about 419.6029391807.

The spelling of 73878074 in words is "seventy-three million, eight hundred seventy-eight thousand, seventy-four".