417749252 has 6 divisors (see below), whose sum is σ = 731061198. Its totient is φ = 208874624.

The previous prime is 417749251. The next prime is 417749261. The reversal of 417749252 is 252947714.

It can be written as a sum of positive squares in only one way, i.e., 285407236 + 132342016 = 16894^2 + 11504^2 .

It is not an unprimeable number, because it can be changed into a prime (417749251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52218653 + ... + 52218660.

It is an arithmetic number, because the mean of its divisors is an integer number (121843533).

Almost surely, 2^417749252 is an apocalyptic number.

It is an amenable number.

417749252 is a deficient number, since it is larger than the sum of its proper divisors (313311946).

417749252 is a wasteful number, since it uses less digits than its factorization.

417749252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104437317 (or 104437315 counting only the distinct ones).

The product of its digits is 141120, while the sum is 41.

The square root of 417749252 is about 20438.9151375507. The cubic root of 417749252 is about 747.5470987426.

The spelling of 417749252 in words is "four hundred seventeen million, seven hundred forty-nine thousand, two hundred fifty-two".