76772245 has 8 divisors (see below), whose sum is σ = 100501920. Its totient is φ = 55834320.

The previous prime is 76772239. The next prime is 76772281. The reversal of 76772245 is 54227767.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76772245 - 2⁷ = 76772117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76772198 and 76772207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697875 + ... + 697984.

It is an arithmetic number, because the mean of its divisors is an integer number (12562740).

Almost surely, 2^76772245 is an apocalyptic number.

It is an amenable number.

76772245 is a deficient number, since it is larger than the sum of its proper divisors (23729675).

76772245 is a wasteful number, since it uses less digits than its factorization.

76772245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395875.

The product of its digits is 164640, while the sum is 40.

The square root of 76772245 is about 8761.9772311962. The cubic root of 76772245 is about 425.0122164885.

It can be divided in two parts, 767722 and 45, that added together give a palindrome (767767).

The spelling of 76772245 in words is "seventy-six million, seven hundred seventy-two thousand, two hundred forty-five".