102464643 has 8 divisors (see below), whose sum is σ = 137375056. Its totient is φ = 67932000.

The previous prime is 102464639. The next prime is 102464669. The reversal of 102464643 is 346464201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102464643 - 2² = 102464639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102464643.

It is not an unprimeable number, because it can be changed into a prime (102464623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93808 + ... + 94893.

It is an arithmetic number, because the mean of its divisors is an integer number (17171882).

Almost surely, 2^102464643 is an apocalyptic number.

102464643 is a deficient number, since it is larger than the sum of its proper divisors (34910413).

102464643 is a wasteful number, since it uses less digits than its factorization.

102464643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188885.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 102464643 is about 10122.4820572822. The cubic root of 102464643 is about 467.9412639049.

The spelling of 102464643 in words is "one hundred two million, four hundred sixty-four thousand, six hundred forty-three".