76403225 has 6 divisors (see below), whose sum is σ = 94740030. Its totient is φ = 61122560.

The previous prime is 76403203. The next prime is 76403227. The reversal of 76403225 is 52230467.

It can be written as a sum of positive squares in 3 ways, for example, as 26460736 + 49942489 = 5144^2 + 7067^2 .

It is not a de Polignac number, because 76403225 - 2¹⁶ = 76337689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76403227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1528040 + ... + 1528089.

It is an arithmetic number, because the mean of its divisors is an integer number (15790005).

Almost surely, 2^76403225 is an apocalyptic number.

It is an amenable number.

76403225 is a deficient number, since it is larger than the sum of its proper divisors (18336805).

76403225 is a wasteful number, since it uses less digits than its factorization.

76403225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056139 (or 3056134 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 76403225 is about 8740.8938330127. The cubic root of 76403225 is about 424.3301558835.

The spelling of 76403225 in words is "seventy-six million, four hundred three thousand, two hundred twenty-five".