145502202 has 16 divisors (see below), whose sum is σ = 295775712. Its totient is φ = 47705520.

The previous prime is 145502197. The next prime is 145502207. The reversal of 145502202 is 202205541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (145502197) and next prime (145502207).

It is not an unprimeable number, because it can be changed into a prime (145502207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198408 + ... + 199139.

It is an arithmetic number, because the mean of its divisors is an integer number (18485982).

Almost surely, 2^145502202 is an apocalyptic number.

145502202 is an abundant number, since it is smaller than the sum of its proper divisors (150273510).

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

145502202 is a wasteful number, since it uses less digits than its factorization.

145502202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397613.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 145502202 is about 12062.4293573061. The cubic root of 145502202 is about 525.9646084512.

Adding to 145502202 its reverse (202205541), we get a palindrome (347707743).

The spelling of 145502202 in words is "one hundred forty-five million, five hundred two thousand, two hundred two".