417432949 has 8 divisors (see below), whose sum is σ = 440920832. Its totient is φ = 394571520.

The previous prime is 417432937. The next prime is 417432971. The reversal of 417432949 is 949234714.

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 417432949 - 2²⁷ = 283215221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (417432049) 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, 155244 + ... + 157909.

It is an arithmetic number, because the mean of its divisors is an integer number (55115104).

Almost surely, 2^417432949 is an apocalyptic number.

It is an amenable number.

417432949 is a deficient number, since it is larger than the sum of its proper divisors (23487883).

417432949 is a wasteful number, since it uses less digits than its factorization.

417432949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313227.

The product of its digits is 217728, while the sum is 43.

The square root of 417432949 is about 20431.1759084004. The cubic root of 417432949 is about 747.3583801982.

The spelling of 417432949 in words is "four hundred seventeen million, four hundred thirty-two thousand, nine hundred forty-nine".