84628377 has 24 divisors (see below), whose sum is σ = 124566624. Its totient is φ = 55355904.

The previous prime is 84628373. The next prime is 84628381. The reversal of 84628377 is 77382648.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (84628373) and next prime (84628381).

It is not a de Polignac number, because 84628377 - 2² = 84628373 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84628373) 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, 143878 + ... + 144464.

It is an arithmetic number, because the mean of its divisors is an integer number (5190276).

Almost surely, 2^84628377 is an apocalyptic number.

It is an amenable number.

84628377 is a deficient number, since it is larger than the sum of its proper divisors (39938247).

84628377 is a wasteful number, since it uses less digits than its factorization.

84628377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869 (or 866 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 84628377 is about 9199.3682935297. The cubic root of 84628377 is about 439.0412613013.

The spelling of 84628377 in words is "eighty-four million, six hundred twenty-eight thousand, three hundred seventy-seven".