774480801 has 4 divisors (see below), whose sum is σ = 1032641072. Its totient is φ = 516320532.

The previous prime is 774480799. The next prime is 774480809. The reversal of 774480801 is 108084477.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 774480801 - 2¹ = 774480799 is a prime.

It is a super-2 number, since 2×774480801² = 1199641022235203202, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 774480801.

It is not an unprimeable number, because it can be changed into a prime (774480809) 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, 129080131 + ... + 129080136.

It is an arithmetic number, because the mean of its divisors is an integer number (258160268).

Almost surely, 2^774480801 is an apocalyptic number.

It is an amenable number.

774480801 is a deficient number, since it is larger than the sum of its proper divisors (258160271).

774480801 is a wasteful number, since it uses less digits than its factorization.

774480801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258160270.

The product of its (nonzero) digits is 50176, while the sum is 39.

The square root of 774480801 is about 27829.4951625070. The cubic root of 774480801 is about 918.3401075547.

The spelling of 774480801 in words is "seven hundred seventy-four million, four hundred eighty thousand, eight hundred one".