76428963 has 24 divisors (see below), whose sum is σ = 125150480. Its totient is φ = 44556480.

The previous prime is 76428959. The next prime is 76428967. The reversal of 76428963 is 36982467.

It is an interprime number because it is at equal distance from previous prime (76428959) and next prime (76428967).

It is not a de Polignac number, because 76428963 - 2² = 76428959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76428967) 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 in 23 ways as a sum of consecutive naturals, for example, 14968 + ... + 19413.

Almost surely, 2^76428963 is an apocalyptic number.

76428963 is a deficient number, since it is larger than the sum of its proper divisors (48721517).

76428963 is a wasteful number, since it uses less digits than its factorization.

76428963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34419 (or 34416 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 76428963 is about 8742.3659841029. The cubic root of 76428963 is about 424.3777986517.

The spelling of 76428963 in words is "seventy-six million, four hundred twenty-eight thousand, nine hundred sixty-three".