478214553 has 32 divisors (see below), whose sum is σ = 696960000. Its totient is φ = 290509632.

The previous prime is 478214537. The next prime is 478214557. The reversal of 478214553 is 355412874.

It is not a de Polignac number, because 478214553 - 2⁴ = 478214537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (478214557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 725338 + ... + 725996.

It is an arithmetic number, because the mean of its divisors is an integer number (21780000).

Almost surely, 2^478214553 is an apocalyptic number.

It is an amenable number.

478214553 is a deficient number, since it is larger than the sum of its proper divisors (218745447).

478214553 is a wasteful number, since it uses less digits than its factorization.

478214553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149.

The product of its digits is 134400, while the sum is 39.

The square root of 478214553 is about 21868.1172714982. The cubic root of 478214553 is about 782.0015180623.

The spelling of 478214553 in words is "four hundred seventy-eight million, two hundred fourteen thousand, five hundred fifty-three".