417071672 has 8 divisors (see below), whose sum is σ = 782009400. Its totient is φ = 208535832.

The previous prime is 417071671. The next prime is 417071689. The reversal of 417071672 is 276170714.

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 (417071671) 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, 26066972 + ... + 26066987.

It is an arithmetic number, because the mean of its divisors is an integer number (97751175).

Almost surely, 2^417071672 is an apocalyptic number.

It is an amenable number.

417071672 is a deficient number, since it is larger than the sum of its proper divisors (364937728).

417071672 is a wasteful number, since it uses less digits than its factorization.

417071672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52133965 (or 52133961 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 417071672 is about 20422.3326777330. The cubic root of 417071672 is about 747.1427117695.

The spelling of 417071672 in words is "four hundred seventeen million, seventy-one thousand, six hundred seventy-two".