452052421 has 8 divisors (see below), whose sum is σ = 475068704. Its totient is φ = 429604560.

The previous prime is 452052409. The next prime is 452052473. The reversal of 452052421 is 124250254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 452052421 - 2¹¹ = 452050373 is a prime.

It is a super-2 number, since 2×452052421² = 408702782663922482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452052401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140475 + ... + 143656.

It is an arithmetic number, because the mean of its divisors is an integer number (59383588).

Almost surely, 2^452052421 is an apocalyptic number.

It is an amenable number.

452052421 is a deficient number, since it is larger than the sum of its proper divisors (23016283).

452052421 is a wasteful number, since it uses less digits than its factorization.

452052421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284211.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 452052421 is about 21261.5244279426. The cubic root of 452052421 is about 767.4726949723.

The spelling of 452052421 in words is "four hundred fifty-two million, fifty-two thousand, four hundred twenty-one".