478355672 has 8 divisors (see below), whose sum is σ = 896916900. Its totient is φ = 239177832.

The previous prime is 478355671. The next prime is 478355701. The reversal of 478355672 is 276553874.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478355671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29897222 + ... + 29897237.

Almost surely, 2^478355672 is an apocalyptic number.

It is an amenable number.

478355672 is a deficient number, since it is larger than the sum of its proper divisors (418561228).

478355672 is a wasteful number, since it uses less digits than its factorization.

478355672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59794465 (or 59794461 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 47.

The square root of 478355672 is about 21871.3436258498. The cubic root of 478355672 is about 782.0784322272.

The spelling of 478355672 in words is "four hundred seventy-eight million, three hundred fifty-five thousand, six hundred seventy-two".