772245012 has 96 divisors (see below), whose sum is σ = 2259984384. Its totient is φ = 199382400.

The previous prime is 772244989. The next prime is 772245017. The reversal of 772245012 is 210542277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772245017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157437 + ... + 162267.

It is an arithmetic number, because the mean of its divisors is an integer number (23541504).

Almost surely, 2^772245012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 772245012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1129992192).

772245012 is an abundant number, since it is smaller than the sum of its proper divisors (1487739372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

772245012 is a wasteful number, since it uses less digits than its factorization.

772245012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029 (or 5027 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 30.

The square root of 772245012 is about 27789.2967165418. The cubic root of 772245012 is about 917.4555607122.

Adding to 772245012 its reverse (210542277), we get a palindrome (982787289).

The spelling of 772245012 in words is "seven hundred seventy-two million, two hundred forty-five thousand, twelve".