145530602 has 16 divisors (see below), whose sum is σ = 250285632. Its totient is φ = 62169120.

The previous prime is 145530601. The next prime is 145530611. The reversal of 145530602 is 206035541.

It is a super-2 number, since 2×145530602² = 42358312236964808, which contains 22 as substring.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (145530601) 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, 12224 + ... + 20987.

It is an arithmetic number, because the mean of its divisors is an integer number (15642852).

Almost surely, 2^145530602 is an apocalyptic number.

145530602 is a deficient number, since it is larger than the sum of its proper divisors (104755030).

145530602 is a wasteful number, since it uses less digits than its factorization.

145530602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33533.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 145530602 is about 12063.6065088347. The cubic root of 145530602 is about 525.9988265430.

The spelling of 145530602 in words is "one hundred forty-five million, five hundred thirty thousand, six hundred two".