652144036 has 12 divisors (see below), whose sum is σ = 1143446220. Its totient is φ = 325445120.

The previous prime is 652144019. The next prime is 652144039. The reversal of 652144036 is 630441256.

It can be written as a sum of positive squares in 2 ways, for example, as 111302500 + 540841536 = 10550^2 + 23256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 652143989 and 652144007.

It is not an unprimeable number, because it can be changed into a prime (652144039) 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, 154381 + ... + 158548.

It is an arithmetic number, because the mean of its divisors is an integer number (95287185).

Almost surely, 2^652144036 is an apocalyptic number.

It is an amenable number.

652144036 is a deficient number, since it is larger than the sum of its proper divisors (491302184).

652144036 is a wasteful number, since it uses less digits than its factorization.

652144036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313454 (or 313452 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 652144036 is about 25537.1109564101. The cubic root of 652144036 is about 867.1904948311.

The spelling of 652144036 in words is "six hundred fifty-two million, one hundred forty-four thousand, thirty-six".