416721052 has 12 divisors (see below), whose sum is σ = 795558456. Its totient is φ = 189418640.

The previous prime is 416721037. The next prime is 416721079. The reversal of 416721052 is 250127614.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 416721052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4735423 + ... + 4735510.

It is an arithmetic number, because the mean of its divisors is an integer number (66296538).

Almost surely, 2^416721052 is an apocalyptic number.

It is an amenable number.

416721052 is a deficient number, since it is larger than the sum of its proper divisors (378837404).

416721052 is a wasteful number, since it uses less digits than its factorization.

416721052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9470948 (or 9470946 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 416721052 is about 20413.7466428875. The cubic root of 416721052 is about 746.9332860379.

Adding to 416721052 its reverse (250127614), we get a palindrome (666848666).

It can be divided in two parts, 41672 and 1052, that added together give a palindrome (42724).

The spelling of 416721052 in words is "four hundred sixteen million, seven hundred twenty-one thousand, fifty-two".