416825421 has 8 divisors (see below), whose sum is σ = 556467744. Its totient is φ = 277533360.

The previous prime is 416825417. The next prime is 416825459. The reversal of 416825421 is 124528614.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 416825421 - 2² = 416825417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416825471) 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 in 7 ways as a sum of consecutive naturals, for example, 84775 + ... + 89556.

It is an arithmetic number, because the mean of its divisors is an integer number (69558468).

Almost surely, 2^416825421 is an apocalyptic number.

It is an amenable number.

416825421 is a deficient number, since it is larger than the sum of its proper divisors (139642323).

416825421 is a wasteful number, since it uses less digits than its factorization.

416825421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175131.

The product of its digits is 15360, while the sum is 33.

The square root of 416825421 is about 20416.3028239689. The cubic root of 416825421 is about 746.9956380377.

The spelling of 416825421 in words is "four hundred sixteen million, eight hundred twenty-five thousand, four hundred twenty-one".