76613145 has 16 divisors (see below), whose sum is σ = 140092800. Its totient is φ = 35023104.

The previous prime is 76613107. The next prime is 76613167. The reversal of 76613145 is 54131667.

It is not a de Polignac number, because 76613145 - 2¹⁴ = 76596761 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364720 + ... + 364929.

It is an arithmetic number, because the mean of its divisors is an integer number (8755800).

Almost surely, 2^76613145 is an apocalyptic number.

It is an amenable number.

76613145 is a deficient number, since it is larger than the sum of its proper divisors (63479655).

76613145 is a wasteful number, since it uses less digits than its factorization.

76613145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729664.

The product of its digits is 15120, while the sum is 33.

The square root of 76613145 is about 8752.8935215733. The cubic root of 76613145 is about 424.7184201728.

The spelling of 76613145 in words is "seventy-six million, six hundred thirteen thousand, one hundred forty-five".