53020378 has 8 divisors (see below), whose sum is σ = 79702272. Its totient is φ = 26452956.

The previous prime is 53020369. The next prime is 53020379. The reversal of 53020378 is 87302035.

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

It is a super-2 number, since 2×53020378² = 5622320966525768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53020379) 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, 27450 + ... + 29317.

It is an arithmetic number, because the mean of its divisors is an integer number (9962784).

Almost surely, 2^53020378 is an apocalyptic number.

53020378 is a deficient number, since it is larger than the sum of its proper divisors (26681894).

53020378 is a wasteful number, since it uses less digits than its factorization.

53020378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57236.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 53020378 is about 7281.5093215624. The cubic root of 53020378 is about 375.6767111346.

The spelling of 53020378 in words is "fifty-three million, twenty thousand, three hundred seventy-eight".