456989533 has 50 divisors (see below), whose sum is σ = 631541470. Its totient is φ = 328703760.

The previous prime is 456989527. The next prime is 456989557. The reversal of 456989533 is 335989654.

It can be written as a sum of positive squares in only one way, i.e., 316377369 + 140612164 = 17787^2 + 11858^2 .

It is not a de Polignac number, because 456989533 - 2¹³ = 456981341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456989503) by changing a digit.

It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 35153035 + ... + 35153047.

Almost surely, 2^456989533 is an apocalyptic number.

It is an amenable number.

456989533 is a deficient number, since it is larger than the sum of its proper divisors (174551937).

456989533 is an frugal number, since it uses more digits than its factorization.

456989533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 31 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 52.

The square root of 456989533 is about 21377.3135122260. The cubic root of 456989533 is about 770.2565811586.

Multiplying 456989533 by its sum of digits (52), we get a square (23763455716 = 154154²).

It can be divided in two parts, 456 and 989533, that added together give a palindrome (989989).

The spelling of 456989533 in words is "four hundred fifty-six million, nine hundred eighty-nine thousand, five hundred thirty-three".