146215235 has 8 divisors (see below), whose sum is σ = 175645536. Its totient is φ = 116847360.

The previous prime is 146215213. The next prime is 146215297. The reversal of 146215235 is 532512641.

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

It is not a de Polignac number, because 146215235 - 2¹² = 146211139 is a prime.

It is a super-2 number, since 2×146215235² = 42757789892210450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 146215198 and 146215207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10286 + ... + 19955.

It is an arithmetic number, because the mean of its divisors is an integer number (21955692).

Almost surely, 2^146215235 is an apocalyptic number.

146215235 is a deficient number, since it is larger than the sum of its proper divisors (29430301).

146215235 is an equidigital number, since it uses as much as digits as its factorization.

146215235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31213.

The product of its digits is 7200, while the sum is 29.

The square root of 146215235 is about 12091.9491811701. The cubic root of 146215235 is about 526.8223713548.

Adding to 146215235 its reverse (532512641), we get a palindrome (678727876).

The spelling of 146215235 in words is "one hundred forty-six million, two hundred fifteen thousand, two hundred thirty-five".