106023240 has 48 divisors (see below), whose sum is σ = 344576700. Its totient is φ = 28272768.

The previous prime is 106023227. The next prime is 106023257. The reversal of 106023240 is 42320601.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87721956 + 18301284 = 9366^2 + 4278^2 .

It is a super-2 number, since 2×106023240² = 22481854840195200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 146895 + ... + 147614.

Almost surely, 2^106023240 is an apocalyptic number.

106023240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106023240 is an abundant number, since it is smaller than the sum of its proper divisors (238553460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106023240 is a wasteful number, since it uses less digits than its factorization.

106023240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294526 (or 294519 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 106023240 is about 10296.7587133039. The cubic root of 106023240 is about 473.2969334349.

Adding to 106023240 its reverse (42320601), we get a palindrome (148343841).

The spelling of 106023240 in words is "one hundred six million, twenty-three thousand, two hundred forty".