88421402 has 16 divisors (see below), whose sum is σ = 139894560. Its totient is φ = 41799312.

The previous prime is 88421401. The next prime is 88421413. The reversal of 88421402 is 20412488.

It is not an unprimeable number, because it can be changed into a prime (88421401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19328 + ... + 23460.

It is an arithmetic number, because the mean of its divisors is an integer number (8743410).

Almost surely, 2^88421402 is an apocalyptic number.

88421402 is a deficient number, since it is larger than the sum of its proper divisors (51473158).

88421402 is a wasteful number, since it uses less digits than its factorization.

88421402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717.

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 88421402 is about 9403.2654966240. The cubic root of 88421402 is about 445.5048799810.

The spelling of 88421402 in words is "eighty-eight million, four hundred twenty-one thousand, four hundred two".