452400445 has 16 divisors (see below), whose sum is σ = 621548928. Its totient is φ = 309660480.

The previous prime is 452400433. The next prime is 452400457. The reversal of 452400445 is 544004254.

It is an interprime number because it is at equal distance from previous prime (452400433) and next prime (452400457).

It is not a de Polignac number, because 452400445 - 2¹⁵ = 452367677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8667 + ... + 31303.

It is an arithmetic number, because the mean of its divisors is an integer number (38846808).

Almost surely, 2^452400445 is an apocalyptic number.

It is an amenable number.

452400445 is a deficient number, since it is larger than the sum of its proper divisors (169148483).

452400445 is a wasteful number, since it uses less digits than its factorization.

452400445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23220.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 452400445 is about 21269.7072147221. The cubic root of 452400445 is about 767.6695972118.

Adding to 452400445 its reverse (544004254), we get a palindrome (996404699).

The spelling of 452400445 in words is "four hundred fifty-two million, four hundred thousand, four hundred forty-five".