76440963 has 4 divisors (see below), whose sum is σ = 101921288. Its totient is φ = 50960640.

The previous prime is 76440911. The next prime is 76441003. The reversal of 76440963 is 36904467.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 76440963 - 2⁶ = 76440899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76440263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12740158 + ... + 12740163.

It is an arithmetic number, because the mean of its divisors is an integer number (25480322).

Almost surely, 2^76440963 is an apocalyptic number.

76440963 is a deficient number, since it is larger than the sum of its proper divisors (25480325).

76440963 is a wasteful number, since it uses less digits than its factorization.

76440963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25480324.

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 76440963 is about 8743.0522702315. The cubic root of 76440963 is about 424.4000078024.

The spelling of 76440963 in words is "seventy-six million, four hundred forty thousand, nine hundred sixty-three".