652542423 has 16 divisors (see below), whose sum is σ = 943197696. Its totient is φ = 398901600.

The previous prime is 652542421. The next prime is 652542439. The reversal of 652542423 is 324245256.

It is a happy number.

652542423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 652542423 - 2¹ = 652542421 is a prime.

It is a super-2 number, since 2×652542423² = 851623227629421858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652542421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49515 + ... + 61292.

It is an arithmetic number, because the mean of its divisors is an integer number (58949856).

Almost surely, 2^652542423 is an apocalyptic number.

652542423 is a deficient number, since it is larger than the sum of its proper divisors (290655273).

652542423 is a wasteful number, since it uses less digits than its factorization.

652542423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110974.

The product of its digits is 57600, while the sum is 33.

The square root of 652542423 is about 25544.9099235053. The cubic root of 652542423 is about 867.3670443228.

Adding to 652542423 its reverse (324245256), we get a palindrome (976787679).

The spelling of 652542423 in words is "six hundred fifty-two million, five hundred forty-two thousand, four hundred twenty-three".