407420617 has 8 divisors (see below), whose sum is σ = 412941440. Its totient is φ = 401909040.

The previous prime is 407420609. The next prime is 407420641. The reversal of 407420617 is 716024704.

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

It is a cyclic number.

It is not a de Polignac number, because 407420617 - 2³ = 407420609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (407420677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172867 + ... + 175207.

It is an arithmetic number, because the mean of its divisors is an integer number (51617680).

Almost surely, 2^407420617 is an apocalyptic number.

It is an amenable number.

407420617 is a deficient number, since it is larger than the sum of its proper divisors (5520823).

407420617 is a wasteful number, since it uses less digits than its factorization.

407420617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4623.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 407420617 is about 20184.6629151938. The cubic root of 407420617 is about 741.3347089165.

The spelling of 407420617 in words is "four hundred seven million, four hundred twenty thousand, six hundred seventeen".