775100196 has 72 divisors (see below), whose sum is σ = 2149875000. Its totient is φ = 233985024.

The previous prime is 775100173. The next prime is 775100201. The reversal of 775100196 is 691001577.

It can be written as a sum of positive squares in 4 ways, for example, as 111007296 + 664092900 = 10536^2 + 25770^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 775100196.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9180 + ... + 40428.

It is an arithmetic number, because the mean of its divisors is an integer number (29859375).

Almost surely, 2^775100196 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 775100196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074937500).

775100196 is an abundant number, since it is smaller than the sum of its proper divisors (1374774804).

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

775100196 is a wasteful number, since it uses less digits than its factorization.

775100196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31325 (or 31320 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 36.

The square root of 775100196 is about 27840.6213292735. The cubic root of 775100196 is about 918.5848580593.

The spelling of 775100196 in words is "seven hundred seventy-five million, one hundred thousand, one hundred ninety-six".