145206652 has 12 divisors (see below), whose sum is σ = 254414160. Its totient is φ = 72516896.

The previous prime is 145206623. The next prime is 145206653. The reversal of 145206652 is 256602541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145206653) 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, 17752 + ... + 24607.

It is an arithmetic number, because the mean of its divisors is an integer number (21201180).

Almost surely, 2^145206652 is an apocalyptic number.

It is an amenable number.

145206652 is a deficient number, since it is larger than the sum of its proper divisors (109207508).

145206652 is a wasteful number, since it uses less digits than its factorization.

145206652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43220 (or 43218 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 145206652 is about 12050.1722809261. The cubic root of 145206652 is about 525.6082468104.

The spelling of 145206652 in words is "one hundred forty-five million, two hundred six thousand, six hundred fifty-two".