53798478 has 32 divisors (see below), whose sum is σ = 110702592. Its totient is φ = 17419200.

The previous prime is 53798477. The next prime is 53798513. The reversal of 53798478 is 87489735.

It is a self number, because there is not a number n which added to its sum of digits gives 53798478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53798473) 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, 93933 + ... + 94503.

It is an arithmetic number, because the mean of its divisors is an integer number (3459456).

Almost surely, 2^53798478 is an apocalyptic number.

53798478 is an abundant number, since it is smaller than the sum of its proper divisors (56904114).

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

53798478 is a wasteful number, since it uses less digits than its factorization.

53798478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000.

The product of its digits is 1693440, while the sum is 51.

The square root of 53798478 is about 7334.7445763298. The cubic root of 53798478 is about 377.5055403190.

The spelling of 53798478 in words is "fifty-three million, seven hundred ninety-eight thousand, four hundred seventy-eight".