102864046 has 4 divisors (see below), whose sum is σ = 154296072. Its totient is φ = 51432022.

The previous prime is 102864029. The next prime is 102864049. The reversal of 102864046 is 640468201.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 102863999 and 102864017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102864049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25716010 + ... + 25716013.

It is an arithmetic number, because the mean of its divisors is an integer number (38574018).

Almost surely, 2^102864046 is an apocalyptic number.

102864046 is a deficient number, since it is larger than the sum of its proper divisors (51432026).

102864046 is an equidigital number, since it uses as much as digits as its factorization.

102864046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51432025.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 102864046 is about 10142.1913805647. The cubic root of 102864046 is about 468.5484809394.

The spelling of 102864046 in words is "one hundred two million, eight hundred sixty-four thousand, forty-six".