53699378 has 8 divisors (see below), whose sum is σ = 83147520. Its totient is φ = 25983540.

The previous prime is 53699369. The next prime is 53699383. The reversal of 53699378 is 87399635.

53699378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

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, 432998 + ... + 433121.

It is an arithmetic number, because the mean of its divisors is an integer number (10393440).

Almost surely, 2^53699378 is an apocalyptic number.

53699378 is a deficient number, since it is larger than the sum of its proper divisors (29448142).

53699378 is a wasteful number, since it uses less digits than its factorization.

53699378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866152.

The product of its digits is 1224720, while the sum is 50.

The square root of 53699378 is about 7327.9859443097. The cubic root of 53699378 is about 377.2736019510.

The spelling of 53699378 in words is "fifty-three million, six hundred ninety-nine thousand, three hundred seventy-eight".