53378860 has 24 divisors (see below), whose sum is σ = 116970336. Its totient is φ = 20423040.

The previous prime is 53378851. The next prime is 53378873. The reversal of 53378860 is 6887335.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57561 + ... + 58480.

It is an arithmetic number, because the mean of its divisors is an integer number (4873764).

Almost surely, 2^53378860 is an apocalyptic number.

It is an amenable number.

53378860 is an abundant number, since it is smaller than the sum of its proper divisors (63591476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53378860 is a wasteful number, since it uses less digits than its factorization.

53378860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116073 (or 116071 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 53378860 is about 7306.0837662868. The cubic root of 53378860 is about 376.5214866749.

The spelling of 53378860 in words is "fifty-three million, three hundred seventy-eight thousand, eight hundred sixty".