452973487 has 4 divisors (see below), whose sum is σ = 453020256. Its totient is φ = 452926720.

The previous prime is 452973467. The next prime is 452973491. The reversal of 452973487 is 784379254.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 452973487 - 2²³ = 444584879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 452973487.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452973467) 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, 2839 + ... + 30232.

It is an arithmetic number, because the mean of its divisors is an integer number (113255064).

Almost surely, 2^452973487 is an apocalyptic number.

452973487 is a deficient number, since it is larger than the sum of its proper divisors (46769).

452973487 is a wasteful number, since it uses less digits than its factorization.

452973487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46768.

The product of its digits is 1693440, while the sum is 49.

The square root of 452973487 is about 21283.1737999764. The cubic root of 452973487 is about 767.9935884294.

It can be divided in two parts, 45297 and 3487, that added together give a palindrome (48784).

The spelling of 452973487 in words is "four hundred fifty-two million, nine hundred seventy-three thousand, four hundred eighty-seven".