146240008 has 16 divisors (see below), whose sum is σ = 274626000. Its totient is φ = 73006416.

The previous prime is 146239999. The next prime is 146240009. The reversal of 146240008 is 800042641.

It is a super-2 number, since 2×146240008² = 42772279879680128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146240009) 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, 8598 + ... + 19141.

It is an arithmetic number, because the mean of its divisors is an integer number (17164125).

Almost surely, 2^146240008 is an apocalyptic number.

It is an amenable number.

146240008 is a deficient number, since it is larger than the sum of its proper divisors (128385992).

146240008 is a wasteful number, since it uses less digits than its factorization.

146240008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28404 (or 28400 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 146240008 is about 12092.9734970354. The cubic root of 146240008 is about 526.8521225491.

Adding to 146240008 its reverse (800042641), we get a palindrome (946282649).

The spelling of 146240008 in words is "one hundred forty-six million, two hundred forty thousand, eight".