102671426 has 32 divisors (see below), whose sum is σ = 187185600. Its totient is φ = 41590080.

The previous prime is 102671423. The next prime is 102671447. The reversal of 102671426 is 624176201.

It is a super-4 number, since 4×102671426⁴ (a number of 33 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (102671423) 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 15 ways as a sum of consecutive naturals, for example, 2105 + ... + 14483.

It is an arithmetic number, because the mean of its divisors is an integer number (5849550).

Almost surely, 2^102671426 is an apocalyptic number.

102671426 is a deficient number, since it is larger than the sum of its proper divisors (84514174).

102671426 is a wasteful number, since it uses less digits than its factorization.

102671426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12434.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 102671426 is about 10132.6909555162. The cubic root of 102671426 is about 468.2558351127.

The spelling of 102671426 in words is "one hundred two million, six hundred seventy-one thousand, four hundred twenty-six".