144652532 has 12 divisors (see below), whose sum is σ = 253895460. Its totient is φ = 72110976.

The previous prime is 144652523. The next prime is 144652549. The reversal of 144652532 is 235256441.

It can be written as a sum of positive squares in 2 ways, for example, as 31315216 + 113337316 = 5596^2 + 10646^2 .

It is a super-2 number, since 2×144652532² = 41848710028022048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52307 + ... + 55002.

It is an arithmetic number, because the mean of its divisors is an integer number (21157955).

Almost surely, 2^144652532 is an apocalyptic number.

It is an amenable number.

144652532 is a deficient number, since it is larger than the sum of its proper divisors (109242928).

144652532 is a wasteful number, since it uses less digits than its factorization.

144652532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107650 (or 107648 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 144652532 is about 12027.1581015633. The cubic root of 144652532 is about 524.9388070779.

The spelling of 144652532 in words is "one hundred forty-four million, six hundred fifty-two thousand, five hundred thirty-two".