76525497 has 12 divisors (see below), whose sum is σ = 110690580. Its totient is φ = 50946048.

The previous prime is 76525489. The next prime is 76525499. The reversal of 76525497 is 79452567.

It can be written as a sum of positive squares in 2 ways, for example, as 21706281 + 54819216 = 4659^2 + 7404^2 .

It is not a de Polignac number, because 76525497 - 2³ = 76525489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76525499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1393 + ... + 12449.

It is an arithmetic number, because the mean of its divisors is an integer number (9224215).

Almost surely, 2^76525497 is an apocalyptic number.

It is an amenable number.

76525497 is a deficient number, since it is larger than the sum of its proper divisors (34165083).

76525497 is a wasteful number, since it uses less digits than its factorization.

76525497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11832 (or 11829 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 76525497 is about 8747.8852873137. The cubic root of 76525497 is about 424.5563943440.

It can be divided in two parts, 765 and 25497, that added together give a palindrome (26262).

The spelling of 76525497 in words is "seventy-six million, five hundred twenty-five thousand, four hundred ninety-seven".