772894073 has 16 divisors (see below), whose sum is σ = 912248064. Its totient is φ = 640975680.

The previous prime is 772894061. The next prime is 772894081. The reversal of 772894073 is 370498277.

It is a cyclic number.

It is not a de Polignac number, because 772894073 - 2¹² = 772889977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (772894373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38636 + ... + 55122.

It is an arithmetic number, because the mean of its divisors is an integer number (57015504).

Almost surely, 2^772894073 is an apocalyptic number.

It is an amenable number.

772894073 is a deficient number, since it is larger than the sum of its proper divisors (139353991).

772894073 is a wasteful number, since it uses less digits than its factorization.

772894073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16712.

The product of its (nonzero) digits is 592704, while the sum is 47.

The square root of 772894073 is about 27800.9725189606. The cubic root of 772894073 is about 917.7125248709.

The spelling of 772894073 in words is "seven hundred seventy-two million, eight hundred ninety-four thousand, seventy-three".