145402202 has 8 divisors (see below), whose sum is σ = 237930912. Its totient is φ = 66091900.

The previous prime is 145402163. The next prime is 145402217. The reversal of 145402202 is 202204541.

It is a happy number.

145402202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×145402202² = 42283600692897608, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3304574 + ... + 3304617.

It is an arithmetic number, because the mean of its divisors is an integer number (29741364).

Almost surely, 2^145402202 is an apocalyptic number.

145402202 is a deficient number, since it is larger than the sum of its proper divisors (92528710).

145402202 is a wasteful number, since it uses less digits than its factorization.

145402202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6609204.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 145402202 is about 12058.2835428597. The cubic root of 145402202 is about 525.8440867589.

Adding to 145402202 its reverse (202204541), we get a palindrome (347606743).

The spelling of 145402202 in words is "one hundred forty-five million, four hundred two thousand, two hundred two".