416649442 has 64 divisors (see below), whose sum is σ = 740275200. Its totient is φ = 173880000.

The previous prime is 416649433. The next prime is 416649449. The reversal of 416649442 is 244946614.

It is a super-2 number, since 2×416649442² = 347193515037822728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 416649395 and 416649404.

It is not an unprimeable number, because it can be changed into a prime (416649449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2997409 + ... + 2997547.

It is an arithmetic number, because the mean of its divisors is an integer number (11566800).

Almost surely, 2^416649442 is an apocalyptic number.

416649442 is a deficient number, since it is larger than the sum of its proper divisors (323625758).

416649442 is a wasteful number, since it uses less digits than its factorization.

416649442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343.

The product of its digits is 165888, while the sum is 40.

The square root of 416649442 is about 20411.9926023894. The cubic root of 416649442 is about 746.8904988573.

The spelling of 416649442 in words is "four hundred sixteen million, six hundred forty-nine thousand, four hundred forty-two".