776241225 has 60 divisors (see below), whose sum is σ = 1458388800. Its totient is φ = 408088800.

The previous prime is 776241187. The next prime is 776241227. The reversal of 776241225 is 522142677.

It is a happy number.

776241225 is a `hidden beast` number, since 7 + 7 + 624 + 1 + 2 + 25 = 666.

It is not a de Polignac number, because 776241225 - 2⁶ = 776241161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 776241225.

It is not an unprimeable number, because it can be changed into a prime (776241227) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 141076 + ... + 146474.

It is an arithmetic number, because the mean of its divisors is an integer number (24306480).

Almost surely, 2^776241225 is an apocalyptic number.

776241225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

776241225 is a deficient number, since it is larger than the sum of its proper divisors (682147575).

776241225 is a wasteful number, since it uses less digits than its factorization.

776241225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5492 (or 5478 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 776241225 is about 27861.1059543587. The cubic root of 776241225 is about 919.0353882263.

The spelling of 776241225 in words is "seven hundred seventy-six million, two hundred forty-one thousand, two hundred twenty-five".