773990401 has 4 divisors (see below), whose sum is σ = 777880000. Its totient is φ = 770100804.

The previous prime is 773990381. The next prime is 773990431. The reversal of 773990401 is 104099377.

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 773990401 - 2¹¹ = 773988353 is a prime.

It is a super-2 number, since 2×773990401² = 1198122281680281602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (773990431) 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, 1944501 + ... + 1944898.

It is an arithmetic number, because the mean of its divisors is an integer number (194470000).

Almost surely, 2^773990401 is an apocalyptic number.

It is an amenable number.

773990401 is a deficient number, since it is larger than the sum of its proper divisors (3889599).

773990401 is a wasteful number, since it uses less digits than its factorization.

773990401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3889598.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 773990401 is about 27820.6829714872. The cubic root of 773990401 is about 918.1462361353.

The spelling of 773990401 in words is "seven hundred seventy-three million, nine hundred ninety thousand, four hundred one".