78324603 has 16 divisors (see below), whose sum is σ = 119750400. Its totient is φ = 44607456.

The previous prime is 78324553. The next prime is 78324613. The reversal of 78324603 is 30642387.

It is not a de Polignac number, because 78324603 - 2¹³ = 78316411 is a prime.

It is a super-2 number, since 2×78324603² = 12269486870215218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (78324613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373 + ... + 12521.

It is an arithmetic number, because the mean of its divisors is an integer number (7484400).

Almost surely, 2^78324603 is an apocalyptic number.

78324603 is a deficient number, since it is larger than the sum of its proper divisors (41425797).

78324603 is a wasteful number, since it uses less digits than its factorization.

78324603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12466.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 78324603 is about 8850.1188127618. The cubic root of 78324603 is about 427.8577478023.

The spelling of 78324603 in words is "seventy-eight million, three hundred twenty-four thousand, six hundred three".