407716 has 6 divisors (see below), whose sum is σ = 713510. Its totient is φ = 203856.

The previous prime is 407713. The next prime is 407717. The reversal of 407716 is 617704.

It can be written as a sum of positive squares in only one way, i.e., 396900 + 10816 = 630^2 + 104^2 .

It is not an unprimeable number, because it can be changed into a prime (407713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50961 + ... + 50968.

2⁴⁰⁷⁷¹⁶ is an apocalyptic number.

It is an amenable number.

407716 is a deficient number, since it is larger than the sum of its proper divisors (305794).

407716 is a wasteful number, since it uses less digits than its factorization.

407716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101933 (or 101931 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 407716 is about 638.5264285838. The cubic root of 407716 is about 74.1513823377.

The spelling of 407716 in words is "four hundred seven thousand, seven hundred sixteen".