532149645 has 8 divisors (see below), whose sum is σ = 851439456. Its totient is φ = 283813136.

The previous prime is 532149617. The next prime is 532149647. The reversal of 532149645 is 546941235.

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

It is a cyclic number.

It is not a de Polignac number, because 532149645 - 2⁵ = 532149613 is a prime.

It is a super-3 number, since 3×532149645³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532149647) 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, 17738307 + ... + 17738336.

It is an arithmetic number, because the mean of its divisors is an integer number (106429932).

Almost surely, 2^532149645 is an apocalyptic number.

It is an amenable number.

532149645 is a deficient number, since it is larger than the sum of its proper divisors (319289811).

532149645 is a wasteful number, since it uses less digits than its factorization.

532149645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35476651.

The product of its digits is 129600, while the sum is 39.

The square root of 532149645 is about 23068.3689280365. The cubic root of 532149645 is about 810.3598690517.

The spelling of 532149645 in words is "five hundred thirty-two million, one hundred forty-nine thousand, six hundred forty-five".