76450531 has 2 divisors, whose sum is σ = 76450532. Its totient is φ = 76450530.

The previous prime is 76450523. The next prime is 76450541. The reversal of 76450531 is 13505467.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 76450531 - 2³ = 76450523 is a prime.

It is a super-2 number, since 2×76450531² = 11689367380363922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76450493 and 76450502.

It is not a weakly prime, because it can be changed into another prime (76450501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38225265 + 38225266.

It is an arithmetic number, because the mean of its divisors is an integer number (38225266).

Almost surely, 2^76450531 is an apocalyptic number.

76450531 is a deficient number, since it is larger than the sum of its proper divisors (1).

76450531 is an equidigital number, since it uses as much as digits as its factorization.

76450531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 76450531 is about 8743.5994304405. The cubic root of 76450531 is about 424.4177142332.

Adding to 76450531 its reverse (13505467), we get a palindrome (89955998).

The spelling of 76450531 in words is "seventy-six million, four hundred fifty thousand, five hundred thirty-one".