72777050 has 48 divisors (see below), whose sum is σ = 140241024. Its totient is φ = 28080000.

The previous prime is 72776999. The next prime is 72777053. The reversal of 72777050 is 5077727.

It is a self number, because there is not a number n which added to its sum of digits gives 72777050.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72777053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268415 + ... + 268685.

It is an arithmetic number, because the mean of its divisors is an integer number (2921688).

Almost surely, 2^72777050 is an apocalyptic number.

72777050 is a deficient number, since it is larger than the sum of its proper divisors (67463974).

72777050 is a wasteful number, since it uses less digits than its factorization.

72777050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 450 counting only the distinct ones).

The product of its (nonzero) digits is 24010, while the sum is 35.

The square root of 72777050 is about 8530.9466063269. The cubic root of 72777050 is about 417.5080137585.

It can be divided in two parts, 727 and 77050, that added together give a palindrome (77777).

The spelling of 72777050 in words is "seventy-two million, seven hundred seventy-seven thousand, fifty".