452443401 has 24 divisors (see below), whose sum is σ = 684107424. Its totient is φ = 298792800.

The previous prime is 452443391. The next prime is 452443403. The reversal of 452443401 is 104344254.

It is a happy number.

It is not a de Polignac number, because 452443401 - 2¹⁵ = 452410633 is a prime.

It is a super-4 number, since 4×452443401⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (452443403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17301 + ... + 34701.

It is an arithmetic number, because the mean of its divisors is an integer number (28504476).

Almost surely, 2^452443401 is an apocalyptic number.

It is an amenable number.

452443401 is a deficient number, since it is larger than the sum of its proper divisors (231664023).

452443401 is a wasteful number, since it uses less digits than its factorization.

452443401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17523 (or 17511 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 452443401 is about 21270.7169836844. The cubic root of 452443401 is about 767.6938935124.

Adding to 452443401 its reverse (104344254), we get a palindrome (556787655).

The spelling of 452443401 in words is "four hundred fifty-two million, four hundred forty-three thousand, four hundred one".