76321625 has 16 divisors (see below), whose sum is σ = 95880720. Its totient is φ = 60652800.

The previous prime is 76321621. The next prime is 76321627. The reversal of 76321625 is 52612367.

It can be written as a sum of positive squares in 8 ways, for example, as 24019801 + 52301824 = 4901^2 + 7232^2 .

It is not a de Polignac number, because 76321625 - 2² = 76321621 is a prime.

It is a super-3 number, since 3×76321625³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76321591 and 76321600.

It is not an unprimeable number, because it can be changed into a prime (76321621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17681 + ... + 21569.

It is an arithmetic number, because the mean of its divisors is an integer number (5992545).

Almost surely, 2^76321625 is an apocalyptic number.

It is an amenable number.

76321625 is a deficient number, since it is larger than the sum of its proper divisors (19559095).

76321625 is a wasteful number, since it uses less digits than its factorization.

76321625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4061 (or 4051 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 76321625 is about 8736.2248711901. The cubic root of 76321625 is about 424.1790380266.

The spelling of 76321625 in words is "seventy-six million, three hundred twenty-one thousand, six hundred twenty-five".