479919501 has 6 divisors (see below), whose sum is σ = 693217070. Its totient is φ = 319946328.

The previous prime is 479919497. The next prime is 479919523. The reversal of 479919501 is 105919974.

479919501 is a `hidden beast` number, since 47 + 99 + 19 + 501 = 666.

It can be written as a sum of positive squares in only one way, i.e., 241958025 + 237961476 = 15555^2 + 15426^2 .

It is not a de Polignac number, because 479919501 - 2² = 479919497 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479919551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26662186 + ... + 26662203.

Almost surely, 2^479919501 is an apocalyptic number.

It is an amenable number.

479919501 is a deficient number, since it is larger than the sum of its proper divisors (213297569).

479919501 is a wasteful number, since it uses less digits than its factorization.

479919501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53324395 (or 53324392 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The square root of 479919501 is about 21907.0650932525. The cubic root of 479919501 is about 782.9297559353.

The spelling of 479919501 in words is "four hundred seventy-nine million, nine hundred nineteen thousand, five hundred one".