52940078 has 8 divisors (see below), whose sum is σ = 80229072. Its totient is φ = 26197056.

The previous prime is 52940071. The next prime is 52940149. The reversal of 52940078 is 87004925.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52940071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136250 + ... + 136637.

It is an arithmetic number, because the mean of its divisors is an integer number (10028634).

Almost surely, 2^52940078 is an apocalyptic number.

52940078 is a deficient number, since it is larger than the sum of its proper divisors (27288994).

52940078 is a wasteful number, since it uses less digits than its factorization.

52940078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272986.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 52940078 is about 7275.9932655274. The cubic root of 52940078 is about 375.4869596766.

The spelling of 52940078 in words is "fifty-two million, nine hundred forty thousand, seventy-eight".