102023506 has 8 divisors (see below), whose sum is σ = 164807244. Its totient is φ = 47087760.

The previous prime is 102023503. The next prime is 102023507. The reversal of 102023506 is 605320201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 100902025 + 1121481 = 10045^2 + 1059^2 .

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

It is not an unprimeable number, because it can be changed into a prime (102023501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961965 + ... + 1962016.

Almost surely, 2^102023506 is an apocalyptic number.

102023506 is a deficient number, since it is larger than the sum of its proper divisors (62783738).

102023506 is a wasteful number, since it uses less digits than its factorization.

102023506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923996.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 102023506 is about 10100.6685917319. The cubic root of 102023506 is about 467.2687615033.

Adding to 102023506 its reverse (605320201), we get a palindrome (707343707).

The spelling of 102023506 in words is "one hundred two million, twenty-three thousand, five hundred six".