76428355 has 16 divisors (see below), whose sum is σ = 96756480. Its totient is φ = 57795552.

The previous prime is 76428343. The next prime is 76428367. The reversal of 76428355 is 55382467.

It is an interprime number because it is at equal distance from previous prime (76428343) and next prime (76428367).

It is a cyclic number.

It is not a de Polignac number, because 76428355 - 2⁵ = 76428323 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83812 + ... + 84718.

It is an arithmetic number, because the mean of its divisors is an integer number (6047280).

Almost surely, 2^76428355 is an apocalyptic number.

76428355 is a deficient number, since it is larger than the sum of its proper divisors (20328125).

76428355 is a wasteful number, since it uses less digits than its factorization.

76428355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818.

The product of its digits is 201600, while the sum is 40.

The square root of 76428355 is about 8742.3312108384. The cubic root of 76428355 is about 424.3766733261.

The spelling of 76428355 in words is "seventy-six million, four hundred twenty-eight thousand, three hundred fifty-five".