416949481 has 4 divisors (see below), whose sum is σ = 449022532. Its totient is φ = 384876432.

The previous prime is 416949427. The next prime is 416949487. The reversal of 416949481 is 184949614.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21576025 + 395373456 = 4645^2 + 19884^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-416949481 is a prime.

It is a super-2 number, since 2×416949481² = 347693739412338722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (416949487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16036506 + ... + 16036531.

It is an arithmetic number, because the mean of its divisors is an integer number (112255633).

Almost surely, 2^416949481 is an apocalyptic number.

It is an amenable number.

416949481 is a deficient number, since it is larger than the sum of its proper divisors (32073051).

416949481 is a wasteful number, since it uses less digits than its factorization.

416949481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32073050.

The product of its digits is 248832, while the sum is 46.

The square root of 416949481 is about 20419.3408561589. The cubic root of 416949481 is about 747.0697402731.

The spelling of 416949481 in words is "four hundred sixteen million, nine hundred forty-nine thousand, four hundred eighty-one".