76440325 has 24 divisors (see below), whose sum is σ = 107458400. Its totient is φ = 53472960.

The previous prime is 76440323. The next prime is 76440349. The reversal of 76440325 is 52304467.

It is not a de Polignac number, because 76440325 - 2¹ = 76440323 is a prime.

It is a super-2 number, since 2×76440325² = 11686246572211250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76440323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15 + ... + 12364.

Almost surely, 2^76440325 is an apocalyptic number.

It is an amenable number.

76440325 is a deficient number, since it is larger than the sum of its proper divisors (31018075).

76440325 is a wasteful number, since it uses less digits than its factorization.

76440325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12421 (or 12416 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 76440325 is about 8743.0157840416. The cubic root of 76440325 is about 424.3988270744.

The spelling of 76440325 in words is "seventy-six million, four hundred forty thousand, three hundred twenty-five".