76537225 has 24 divisors (see below), whose sum is σ = 100440000. Its totient is φ = 57695040.

The previous prime is 76537211. The next prime is 76537229. The reversal of 76537225 is 52273567.

It is not a de Polignac number, because 76537225 - 2¹¹ = 76535177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76537229) 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, 127476 + ... + 128074.

It is an arithmetic number, because the mean of its divisors is an integer number (4185000).

Almost surely, 2^76537225 is an apocalyptic number.

It is an amenable number.

76537225 is a deficient number, since it is larger than the sum of its proper divisors (23902775).

76537225 is a wasteful number, since it uses less digits than its factorization.

76537225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 897 (or 892 counting only the distinct ones).

The product of its digits is 88200, while the sum is 37.

The square root of 76537225 is about 8748.5555950683. Note that the first 4 decimals coincide. The cubic root of 76537225 is about 424.5780818567.

It can be divided in two parts, 7653 and 7225, that added together give a triangular number (14878 = T₁₇₂).

The spelling of 76537225 in words is "seventy-six million, five hundred thirty-seven thousand, two hundred twenty-five".