774361213 has 4 divisors (see below), whose sum is σ = 774602080. Its totient is φ = 774120348.

The previous prime is 774361201. The next prime is 774361223. The reversal of 774361213 is 312163477.

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 a cyclic number.

It is not a de Polignac number, because 774361213 - 2²¹ = 772264061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (774361223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115545 + ... + 122062.

It is an arithmetic number, because the mean of its divisors is an integer number (193650520).

Almost surely, 2^774361213 is an apocalyptic number.

It is an amenable number.

774361213 is a deficient number, since it is larger than the sum of its proper divisors (240867).

774361213 is a wasteful number, since it uses less digits than its factorization.

774361213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240866.

The product of its digits is 21168, while the sum is 34.

The square root of 774361213 is about 27827.3464958483. The cubic root of 774361213 is about 918.2928379905.

The spelling of 774361213 in words is "seven hundred seventy-four million, three hundred sixty-one thousand, two hundred thirteen".