773468638 has 4 divisors (see below), whose sum is σ = 1160202960. Its totient is φ = 386734318.

The previous prime is 773468629. The next prime is 773468639. The reversal of 773468638 is 836864377.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 836864377 = 28559 ⋅29303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (773468639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193367158 + ... + 193367161.

It is an arithmetic number, because the mean of its divisors is an integer number (290050740).

Almost surely, 2^773468638 is an apocalyptic number.

773468638 is a deficient number, since it is larger than the sum of its proper divisors (386734322).

773468638 is a wasteful number, since it uses less digits than its factorization.

773468638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386734321.

The product of its digits is 4064256, while the sum is 52.

The square root of 773468638 is about 27811.3041405828. The cubic root of 773468638 is about 917.9398759439.

The spelling of 773468638 in words is "seven hundred seventy-three million, four hundred sixty-eight thousand, six hundred thirty-eight".