416666625 has 32 divisors (see below), whose sum is σ = 696384000. Its totient is φ = 221244800.

The previous prime is 416666611. The next prime is 416666633. The reversal of 416666625 is 526666614.

It is a happy number.

It is not a de Polignac number, because 416666625 - 2¹² = 416662529 is a prime.

It is a super-2 number, since 2×416666625² = 347222152777781250, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87301 + ... + 91949.

It is an arithmetic number, because the mean of its divisors is an integer number (21762000).

Almost surely, 2^416666625 is an apocalyptic number.

It is an amenable number.

416666625 is a deficient number, since it is larger than the sum of its proper divisors (279717375).

416666625 is a wasteful number, since it uses less digits than its factorization.

416666625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4906 (or 4896 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 416666625 is about 20412.4135025724. The cubic root of 416666625 is about 746.9007661962.

It can be divided in two parts, 41 and 6666625, that added together give a palindrome (6666666).

The spelling of 416666625 in words is "four hundred sixteen million, six hundred sixty-six thousand, six hundred twenty-five".