416129797 has 4 divisors (see below), whose sum is σ = 420249996. Its totient is φ = 412009600.

The previous prime is 416129789. The next prime is 416129807. The reversal of 416129797 is 797921614.

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 364275396 + 51854401 = 19086^2 + 7201^2 .

It is a cyclic number.

It is not a de Polignac number, because 416129797 - 2³ = 416129789 is a prime.

It is a super-2 number, since 2×416129797² = 346328015902522418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416129297) 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 3 ways as a sum of consecutive naturals, for example, 2059948 + ... + 2060149.

It is an arithmetic number, because the mean of its divisors is an integer number (105062499).

Almost surely, 2^416129797 is an apocalyptic number.

It is an amenable number.

416129797 is a deficient number, since it is larger than the sum of its proper divisors (4120199).

416129797 is a wasteful number, since it uses less digits than its factorization.

416129797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120198.

The product of its digits is 190512, while the sum is 46.

The square root of 416129797 is about 20399.2597169603. The cubic root of 416129797 is about 746.5798625129.

The spelling of 416129797 in words is "four hundred sixteen million, one hundred twenty-nine thousand, seven hundred ninety-seven".