452722340 has 96 divisors (see below), whose sum is σ = 1153474560. Its totient is φ = 145892736.

The previous prime is 452722337. The next prime is 452722373. The reversal of 452722340 is 43227254.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188789 + ... + 191171.

It is an arithmetic number, because the mean of its divisors is an integer number (12015360).

Almost surely, 2^452722340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452722340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576737280).

452722340 is an abundant number, since it is smaller than the sum of its proper divisors (700752220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452722340 is a wasteful number, since it uses less digits than its factorization.

452722340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481 (or 2479 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 452722340 is about 21277.2728515663. The cubic root of 452722340 is about 767.8516265199.

Adding to 452722340 its reverse (43227254), we get a palindrome (495949594).

The spelling of 452722340 in words is "four hundred fifty-two million, seven hundred twenty-two thousand, three hundred forty".